Vivian went to the gym and asked people if they like to exercise. To avoid bias in her survey, Vivian should ask her survey question at another gym. Thus, option A is correct.
What is a random sample?Random sampling is the method of selecting the subset from the set to make a statical inference. An employee at a gym wants to select a random sample of gym members for a survey about their exercise habits.
The first is not a fluke. He's simply tasting the first gym attendees. The second is not a coincidence. He's just taking samples from one zip code. The third is completely random. He's generating numbers with a random number generator. The fourth is not a fluke. Only volunteers are being sampled.
Regular physical activity can improve your muscle strength and boost your endurance. Exercise delivers oxygen and nutrients to your tissues and helps your cardiovascular system work more efficiently. And when your heart and lung health improve, you have more energy to tackle daily chores.
Thus, option A is correct.
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Identify the examples of goals.
3. How are you able to create photographs differently than 100 years ago?
Answer:
it willbe black and white
Explanation:
Answer:
Yes, of course!
Explanation:
Digital Cameras can create photographs very different than 100 years ago, which means the answer is yes.
What is a named bit of programming instructions?
Answer:
Function: A named bit of programming instructions. Top Down Design: a problem solving approach (also known as stepwise design) in which you break down a system to gain insight into the sub-systems that make it up.
Combining multiple systems into a larger system is called ____.
Answer:
data integration
Explanation:
What are the flowchart symbols?
Answer:Flowchart use to represent different types of action and steps in the process.These are known as flowchart symbol.
Explanation:The flowchart symbols are lines and arrows show the step and relations, these are known as flowchart symbol.
Diamond shape: This types of flow chart symbols represent a decision.
Rectangle shape:This types of flow chart symbols represent a process.
Start/End : it represent that start or end point.
Arrows: it represent that representative shapes.
Input/output: it represent that input or output.
Technician A says that OBDI and OBDII use different DLC connectors. Technician B says that OBDII standardizes the designations for diagnostic trouble codes (DTCs). Who is correct? Technician A Technician B Both Technician A and Technician B Neither Technician A nor Technician B
Answer:
The answer is "Technician B"
Explanation:
The OBDII is a standardized, automated framework which the USA EPA had approved and installed into its whole year of modeling (MY) 1996 and then into modern light-duty vehicles and trucks, recognized as "on-board diagnostics II."
The DTC framework is a set of problematic diagnostic codes that used alert you if a vehicle is unable to operate using an on-board Diagnostic System. If the system of the automobile identifies a problem, a special DTC code is generated as well as a position sensor is sent to the instrument cluster, that's why Technician B is correct.which of the following is true about the mac address
The option that is True about MAC Address is "D. None of the above."
How is this so?MAC addresses,also known as Media Access Control addresses, are unique identifiers assigned to network interface controllers (NICs) at the hardware level.
They are used for communication within the local area network (LAN). MAC addresses are always local to the LAN and do not go through or pass a routerunless there is a need for communication between different LANs.
MAC addresses are separate from IP addresses, and they are not equivalent to the IP address of a specific network interface.
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Full question:
Which of the following is true for MAC addresses?
A. MAC addresses are never local on the LAN and always pass through a router.
B. MAC addresses are always local on the LAN and never go through or past a router.
C. MAC addresses will always be the IP address of Fa0/0 interface.
D. None of the above
Write a program to output The sum of the cubes of odd integers between 11 and 49
Answer:
779400
Explanation:
There are 20 odd integers between 11 and 49, they are 11, 13, 15, 17, 19, 21, 23, 25, 27, 29, 31, 33, 35, 37, 39, 41, 43, 45, 47, 49. There are 5 odd numbers before 11, and 25 odd numbers from 1 to 49.
Use the formula to calculate the sum
25^2 * (2 * 25^2 - 1) - 5^2 * (2 * 5^2 - 1)
= 25^2 * (2 * 625 - 1) - 5^2 * (2 * 25 - 1)
= 25^2 * (1250 - 1) - 5^2 * (50 - 1)
= 625 * 1249 - 25 * 49
= 780625 - 1225
= 779400
Verify:
11^3 + 13^3 + 15^3 + 17^3 + 19^3 + 21^3 + 23^3 + 25^3 + 27^3 + 29^3 + 31^3 + 33^3 + 35^3 + 37^3 + 39^3 + 41^3 + 43^3 + 45^3 + 47^3 + 49^3
= 1331 + 2197 + 3375 + 4913 + 6859 + 9261 + 12167 + 15625 + 19683 + 24389 + 29791 + 35937 + 42875 + 50653 + 59319 + 68921 + 79507 + 91125 + 103823 + 117649
= 779400
Here's a Python program that will output the sum of the cubes of odd integers between 11 and 49:
sum_of_cubes = 0
for i in range(11, 50):
if i % 2 == 1:
sum_of_cubes += i ** 3
print("The sum of the cubes of odd integers between 11 and 49 is:", sum_of_cubes)
This program initializes a variable called sum_of_cubes to 0, then uses a for loop to iterate through the range of numbers between 11 and 49. For each number in that range, it checks if the number is odd by using the modulus operator (%) to check if the number is divisible by 2 with a remainder of 1. If the number is odd, it adds the cube of that number to the sum_of_cubes variable.
Finally, the program prints out the total sum of the cubes of the odd integers between 11 and 49.
what is the first step in installing the pivot pin and take-down assembly? fte
The first step in installing the pivot pin and takedown assembly is to insert the detent spring and detent, then slide the takedown assembly onto the receiver.
The first step in installing the pivot pin and takedown assembly is to insert the detent spring and detent into the receiver's small hole.
Then, carefully slide the takedown assembly onto the receiver, aligning the pivot pin holes.
Insert the pivot pin halfway through the receiver until you can see the pivot pin detent hole, then push in the detent and hold it down as you continue to push in the pivot pin.
Once the pivot pin is fully pressed in, twist it and make sure the detent clicks into place.
Finally, test the pivot pin and takedown assembly by pushing and pulling them to ensure they move smoothly and securely.
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What development in operating systems happened between the years 1990 and 2000?
Developers stopped creating GUIs.
Konrad Zeuse developed the Z1 computer.
Batch processing was used for the first time.
The Linux operating system was released.
Answer:
The Linux operating system was released is the correct answer.
Explanation:
Answer:
The Linux operating system was released.
Explanation:
Took the test
In this lab, you will complete the implementation of a medical device vulnerability scoring web page. the purpose of this web page is to return a score that numerically quantifies how vulnerable a specific vulnerability is to the particular attack. the properties of the system will be selected from a group of predetermined options, where each option is a styled radio button. once options are selected for all possible properties, the web page will display the vulnerability score (and hide the warning label).
implement a function called updatescore. this function must verify that one button from each property is selected.
using javascript, add a click or change event listener to each radio button (do not add the event listener to the button label). notice that the radio buttons are hidden using css.
To complete the implementation of the medical device vulnerability scoring web page, you can follow these steps:-
1. Define the `updateScore` function in JavaScript:
```javascript
function updateScore() {
// Check that one button from each property is selected
// Calculate the vulnerability score based on the selected options
// Display the vulnerability score and hide the warning label
}
```
2. Add a click or change event listener to each radio button using JavaScript:
```javascript
// Select all radio buttons
const radioButtons = document.querySelectorAll('input[type="radio"]');
// Add event listeners to each radio button
radioButtons.forEach((button) => {
button.addEventListener('change', updateScore);
});
```
Make sure to adapt this code to your specific HTML structure and predetermined options. The `updateScore` function should be modified to handle the selected options and calculate the vulnerability score accordingly.
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Which of the following IS NOT a way that functions make code more readable?
A. O Function names can describe what the function is completing
B.
Functions break code into smaller, separate parts
C.
Each function contains one command
D.
Functions shorten code by reusing code that has already been written
Answer:
C
Explanation:
Functions can contain any number of commands.
For ul elements nested within the nav element, set the list-style-type to none and set the line-height to 2em.
For all hypertext links in the document, set the font-color to ivory and set the text-decoration to none.
(CSS)
Using the knowledge in computational language in html it is possible to write a code that For ul elements nested within the nav element, set the list-style-type to none and set the line-height to 2em.
Writting the code:<!doctype html>
<html lang="en">
<head>
<!--
<meta charset="utf-8">
<title>Coding Challenge 2-2</title>
</head>
<body>
<header>
<h1>Sports Talk</h1>
</header>
<nav>
<h1>Top Ten Sports Websites</h1>
<ul>
</ul>
</nav>
<article>
<h1>Jenkins on Ice</h1>
<p>Retired NBA star Dennis Jenkins announced today that he has signed
a contract with Long Sleep to have his body frozen before death, to
be revived only when medical science has discovered a cure to the
aging process.</p>
always-entertaining Jenkins, 'I just want to return once they can give
me back my eternal youth.' [sic] Perhaps Jenkins is also hoping medical
science can cure his free-throw shooting - 47% and falling during his
last year in the league.</p>
<p>A reader tells us that Jenkins may not be aware that part of the
least-valuable asset.</p>
</article>
</body>
</html>
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If the algorithm does not have instructions for unanticipated results, the computer program will
what is computer development mean
Answer:
Computer development refers to the ongoing process of advancements and improvements in the field of computers and their associated technologies. It involves the evolution of hardware, software, and systems that make up modern computing devices. Computer development encompasses a wide range of areas, including computer architecture, programming languages, operating systems, networking, artificial intelligence, and more.
Computer development can be understood from two perspectives:
Hardware Development: This aspect focuses on the design, manufacturing, and enhancement of computer components and devices. It involves innovations in areas such as processors, memory, storage devices, input/output devices, graphics cards, and other hardware components. Hardware development aims to improve the speed, efficiency, reliability, and capabilities of computers.
Software Development: This aspect involves creating, modifying, and optimizing software programs and systems that run on computers. It encompasses the development of operating systems, application software, programming languages, algorithms, and frameworks. Software development aims to provide new functionalities, enhance user experiences, and improve the efficiency and security of computing systems.
Both hardware and software development are interconnected and influence each other. Advancements in hardware often drive the need for software innovations to leverage the capabilities of new hardware, and vice versa. The continuous development of computers has led to significant improvements in processing power, storage capacity, connectivity, and the overall capabilities of computing devices. These advancements have transformed various aspects of our lives, including communication, entertainment, healthcare, education, business, and scientific research.
Explanation:
Explanation:
computer development means the act of computer to develop effectively
individual mental blocks may cause option
A pache option
B negative attitude option
C visual preposition
B. negative attitude option
What is the path to add a Switchboard tab to the ribbon?
Go to the File tab, Options group, then Settings.
Go to the Home tab, Format group, then Add to Ribbon.
Go to the File tab, Options group, then Customize Ribbon.
Go to the Home tab, Records group, then Customize Ribbon.
Answer:
Go to the File tab, Options group, then Customize Ribbon.
Explanation:
Got it on E2020.
What are the positive effects of appropriate behavior on social media? Select 2 options.
damaging someone’s reputation
obtaining information and knowledge
getting revenge on a cyberbully
sharing ideas and opinions
being available to everyone 24/7
Explanation:
The two positive effects of appropriate behavior on social media are:
Sharing ideas and opinions:
Social media provides a platform for individuals to express their ideas and opinions. By using appropriate behavior, individuals can engage in healthy and constructive discussions with others on social media platforms, which can lead to the exchange of knowledge, perspectives, and insights. This can foster a culture of learning and intellectual growth.Obtaining information and knowledge:
Social media can be a powerful tool for obtaining information and knowledge. By using appropriate behavior, individuals can engage with reliable sources of information, such as academic institutions, experts, and reputable news sources, to learn about a wide range of topics. This can help individuals stay informed about current events, developments in their fields of interest, and other important topics.How can an image’s appearance be changed in Word 2016? Check all that apply. Sharpen/soften options are found under the Corrections button. Brightness and contrast can be changed under the Color button. Hovering over a selection will show a live preview on the image. Color options include changing the saturation, tone, and recolor. Border options can be selected, and a live preview is given on the image. Black and White, Blur, and Sketch options are available under the Corrections button.
Answer:
A, C, D, E
Explanation:
edge2020
Answer:
the correct answer is acde
Explanation:
i just got it right on edge
The simplest element that exists is only one proton and one electron. It is what stars are made of. It's symbol is "H". What is this element? * 1 point Helium Mercury Hafnium Hydrogen
Answer:
Hydrogen.
Explanation:
Hydrogen is the simplest element that exists. The symbol for the chemical element Hydrogen is "H" and it is a colourless, tasteless, odorless, and highly flammable gas.
Hydrogen is a chemical element found in group (1) of the periodic table and as such it has one (1) electrons in its outermost shell. Therefore, Hydrogen has an atomic number of one (1) and a single valence electrons because it has only one proton and one electron in its nucleus.
Additionally, all stars are made up of Hydrogen.
A star is a giant astronomical or celestial object that is comprised of a luminous sphere of plasma, binded together by its own gravitational force. Stars are typically made up of two (2) main hot gas, which are Hydrogen (H) and Helium (He).
__ allow(s) users with mobility issues to control the computer with their voice.
Speech input software
Tracking devices
Head pointers
Text-to-speech
Answer:
Speech input device
Explanation:
I think this is the answer
Answer: speech input software
Explanation: got it right on edgen
Consider the following code segment.
double d = 0.25;
int i = 3;
double diff = d - i;
System.out.print((int)diff - 0.5);
What is printed as a result of executing the code segment?
d is declared as a double variable and assigned the value 0.25.i is declared as an int variable and assigned the value 3.diff is declared as a double variable and assigned the value of d - i.
d - i is 0.25 - 3 which evaluates to -2.75.The expression (int)diff casts the value of diff to an int, which is equivalent to rounding down to the nearest integer.(int)-2.75 is -2.-2 is then subtracted by 0.5, which evaluates to -2.5.Finally, the result of the expression is passed to System.out.print(), which automatically converts the value to a string and prints it to the console. Therefore, the output is -3, which is the result of -2.5 rounded down to the nearest integer.
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Which of the following could not go on a resumes for a position in the fashion and interior design field?
a) favorite fashion designer
b) volunteer positions
c) participation in school activities
d) relevant class is taken
Answer: I believe it would be your favorite fashion designer, because it just seems irrelevant... :)
Assign a pointer to any instance of searchChar in personName to searchResult.
*/
int main() {
char personName[100] = "Albert Johnson";
char searchChar = 'J';
char* searchResult = 0;
/* Your solution goes here */
searchResult = strchr(personName, searchChar);
if (searchResult != 0) {
cout << "Character found." << endl;
}
else {
cout << "Character not found." << endl;
}
return 0;
}
/*
strchr() is a function that allows us to search for a specific character in a string. This function returns a pointer to the first occurrence of the character in the string.
What is occurrence ?Occurrence is a term that is used to refer to an incident or event that takes place. It is also used to describe a phenomenon that happens at a certain time or place. Occurrences can be anything from an unexpected event, to a natural phenomenon, to a random occurrence. Occurrences can be positive, negative, or neutral. For example, an occurrence could be a natural disaster, a momentous event such as a wedding, or a random occurrence that seems to happen out of nowhere.
In this case, we are searching for the character 'J' in the string "Albert Johnson".
We can assign the pointer returned by strchr() to the pointer "searchResult". This will assign the address of the first occurrence of 'J' in the string to searchResult.
*/
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________ is source system used to integrate data into a data warehouse framework.
Relational structure is source system used to integrate data into a data warehouse framework.
The data integration process known as ETL, or extract, transform, and load, brings together data from several data sources into a single, consistent data store that is then loaded into a data warehouse or other destination system. Transaction processing applications are frequently the source systems for a data warehouse. For instance, an order entry system that keeps track of all recent order actions could be one of the source systems for a sales analysis data warehouse. Transactional systems, relational databases, and other sources all regularly and continuously feed data into a data warehouse. Through business intelligence (BI) tools, SQL clients, and other analytics software, business analysts, data engineers, data scientists, and decision makers have access to the data.
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A __________ constant is a name that references a value that cannot be changed while the program runs.
Answer:
Explanation:
A constant is a name that references a value that cannot be changed while the program runs
Example in Javascript:
const x = 5;
cannot be reassign x
wronged: x = 10; (will throw an error try to assign value to constant variable)
what is the correct java syntax to output the sentence: My dog's name is "dee-dee"?
Answer:
System.out.println("My dog's name is \"dee-dee\"");
Explanation:
You need to use the backslash to use quotes inside a string.
Which of these cannot be used to open a zip file?
O WinZip
O WordPad
File Viewer Plus
O Apple Archive Utility
Answer:
c
Explanation:
bc
mango tech has a program that offers consumers money back for their old mango computers so that the materials used to make the computer can be retained within a closed system. which of the primary environmental goals does mango tech's program address?
Mango tech's program addresses the primary environmental goal of closed-loop recycling, as it aims to retain the materials used to make the mango computers within a closed system. By offering consumers money back for their old computers, Mango tech encourages the proper disposal of electronic waste and promotes the reuse of valuable resources.
Mango Tech's program appears to address the primary environmental goal of "closing the loop" or achieving a circular economy. By offering consumers money back for their old Mango computers, Mango Tech is incentivizing consumers to return their old products rather than dispose of them, which helps to keep the materials used in the computer within a closed system. This reduces the need for raw materials and minimizes waste, contributing to a more sustainable use of resources. Overall, the goal of a circular economy is to minimize resource use, waste, and pollution by keeping materials in use for as long as possible.
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OLTP systems are designed to handle ad hoc analysis and complex queries that deal with many data items. Group of answer choices True False
False because OLTP systems are not designed to handle ad hoc analysis and complex queries dealing with many data items; they prioritize transactional processing and data integrity instead.
OLTP systems, which stands for Online Transaction Processing systems, are primarily designed to handle real-time transactional operations, such as recording, processing, and retrieving individual transactions in a reliable and efficient manner. These systems are optimized for quick response times and high transaction throughput, focusing on capturing and maintaining accurate and up-to-date data. However, they are not typically designed to handle ad hoc analysis and complex queries that deal with a large volume of data items.
OLTP systems are built to support day-to-day operational activities within an organization, ensuring data integrity, concurrency control, and transactional consistency. They excel in tasks such as processing financial transactions, updating customer records, or managing inventory levels. These systems prioritize efficient transaction processing over complex analytical capabilities.
To perform ad hoc analysis and complex queries involving large sets of data items, organizations usually rely on OLAP systems (Online Analytical Processing systems). OLAP systems are specifically designed for multidimensional analysis, data mining, and decision support. They enable organizations to perform in-depth analysis, generate reports, and gain insights from historical data.
In conclusion, OLTP systems are not designed to handle ad hoc analysis and complex queries involving multiple data items. Their primary focus is on transactional processing and ensuring data consistency. For analytical tasks and complex queries, organizations typically use OLAP systems that are specifically designed to meet those requirements.
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