How do you do this??????

The type of data collected by the postal worker counting the number of complaint letters received by the United States Postal Service in a given day is quantitative discrete data.

Quantitative data refers to numerical data that can be measured or counted. In this case, the postal worker is counting the number of complaint letters, which is a numerical value.

Discrete data refers to values that can only take on specific whole numbers, in this case, the count of complaint letters. Since the number of complaint letters is a countable value and does not take on fractional or continuous values, it falls under the category of discrete data.

The data collected by the postal worker represents the quantity of complaint letters received and can be used for further analysis and statistical interpretation.

Therefore, the data collected by the postal worker, which counts the number of complaint letters received by the United States Postal Service in a day, is categorized as discrete quantitative data.

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Answer:

5$

Step-by-step explanation:

Time taken by Miguel car to drive is, 1.6 hour.

Division method is used to distributing a group of things into equal parts. Division is just opposite of multiplications. For example, dividing 20 by 2 means splitting 20 into 2 equal groups of 10.

We have to given that;

Miguel went for a drive in his new car. He drove at a speed of 53 miles per hour for 84.8 miles.

We know that;

⇒ Speed = Distance / Time

⇒ Time = Distance / Speed

Here, Speed = 53 miles per hour

Distance = 84.8 miles

Hence, We get;

⇒ Time = 84.8 / 53

⇒ Time = 1.6 hour

Thus, Time taken by Miguel car to drive is, 1.6 hour.

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Answer:

5.099

Step-by-step explanation:

Answer:

Step-by-step explanation:

9/100 i believe as you would multiply 3/10 by 3/10 due to the fact the marble is being replaced so the probability of getting a red marble the second time will be more unlikely. If I'm right please thank me or give me brainly. Hope this helps :)

The probability of drawing two red marbles, if the first marble is replaced after it is drawn, is 9/100.

What is Probability?

It is a branch of mathematics that deals with the occurrence of a random event.

The probability of drawing a red marble on the first draw is 3/10, since there are 3 red marbles out of a total of 10 marbles.

Since the first marble is replaced before the second draw, the probability of drawing a red marble on the second draw is also 3/10.

To find the probability of drawing two red marbles in a row, we multiply the probabilities of the individual events, since they are independent:

P(drawing two red marbles) = P(red on first draw) × P(red on second draw)

P(drawing two red marbles) = (3/10) × (3/10)

= 9/100

Therefore, the probability of drawing two red marbles, if the first marble is replaced after it is drawn, is 9/100.

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Step-by-step explanation:

Let x = the number of years since the first year and let y = the total number of plants.

Roses: y = 5 + 2x

Tulips: y = 20 – 3x

You can use elimination to solve.

y = 5 + 2x

(-)y = 20 – 3x

0 = -15 + 5x

15 = 5x

3 = x

This means that 3 years after the first year, the number of rose bushes equals the number of tulip plants.

The graphs appear to

intersect at (3, 11) which verifies that x=3

The number of rose bushes will equal the number of tulip plants after 3 years

The given parameters are:

Rose bushes

Tulip bushes

So, the number of rose bushes and tulip bushes each year is:

y = 5 + 2x

y = 20 - 3x

From the graph of both equations, we have:

(x,y) = (3,11)

Hence, the number of rose bushes will equal the number of tulip plants after 3 years

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Answer:

\(y=-\frac{3}{2}x+2\)

Step-by-step explanation:

This is for the first question.

Slope-intercept is:

\(y=mx+b\)

m - slope

b - y-intercept

We are given the slope of \(-\frac{3}{2}\) and a y-intercept of 2.

Plug in the values:

\(y=mx+b\rightarrow\boxed{y=-\frac{3}{2}x+2}\)

Hope this helps.

D. 12,386, if you do the math thats what is equals

Ans - The random variable, x, represents the number of 1's showing when rolling 4 fair standard 9-sided dice , and The possible numerical values for x, in ascending order, are 0, 1, 2, 3, and 4.

When rolling a fair standard 9-sided die, the numbers that can appear are 1, 2, 3, 4, 5, 6, 7, 8, and 9. We want to determine how many 1's show up when rolling 4 dice.

Let's consider each possibility:

1. No 1's: This means that none of the 4 dice shows a 1. In this case, x would be 0.

2. One 1: One of the 4 dice shows a 1, while the other 3 dice show numbers other than 1. We can choose any of the 4 dice to be the one showing a 1, so there are 4 possibilities. In this case, x would be 1.

3. Two 1's: Two of the 4 dice show a 1, while the other 2 dice show numbers other than 1. We can choose any 2 dice to show a 1, so there are (4 choose 2) = 6 possibilities. In this case, x would be 2.

4. Three 1's: Three of the 4 dice show a 1, while the remaining die shows a number other than 1. We can choose any 3 dice to show a 1, so there are (4 choose 3) = 4 possibilities. In this case, x would be 3.

5. Four 1's: All 4 dice show a 1. There is only 1 possibility in this case. In this case, x would be 4.

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The space curve C is a vertical line passing through the point (4, 0) of the elimination method. Substituting z = 0 into the equations (1) and (2), the projection of C onto the xy-plane is found.

Given the equations, we have:

x + 3y + 5z = 4 .....(1)

x + y - 2z = 4 .......(2)

The surfaces intersect in a space curve C. The projection of C onto the xy-plane can be found by considering z = 0, as the z-component of C is always zero, we'll be left with the projection of the curve on the xy-plane.

Thus, substituting z = 0 into the equations (1) and (2), we have:

x + 3y = 4 ...........(3)

x + y = 4 ............(4)

We can now solve the system of equations (3) and (4) using the elimination method. To do this, we subtract equation (4) from equation (3) to obtain:2y = 0y = 0Substituting y = 0 into equation (4), we get:x = 4The projection of C onto the xy-plane is the point (4, 0). Thus, the space curve C is a vertical line passing through the point (4, 0).

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The value of square root of √28 will be;

⇒ 4√7 = 5.28

What is square root of a number?

A square root of a number is a value that multiplied by itself gives the same number.

Given that;

The number is,

⇒ √28

Now,

Let the value of square root of √28 is find as;

Since,

28 = 2 x 2 x 7

Hence,

⇒ √28 = √2 x 2 x 7

⇒ √28 =  2√7

⇒ √28 = 2 x 2.64

⇒ √28 = 5.28

Therefore,

The value of square root of √28 will be;

⇒ 4√7 = 5.28

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Answer:

Expand the polynomial using the FOIL method.

24 x ^2 − 22 x − 30

Step-by-step explanation:

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5/10 = 0.50

3/4 = 0.75

2/8 = 1/4 = 0.25

according to clue no. 1 the number is 760 > x > 740. so, it could be any number between 740 - 760.

according to the 2 & 3 clue we can conclude that thousandths and ones digit are even and thousandth digit is twice the ones digit.

so the ones digit could be, 2 & 4 and the thousandth digit could be 4 & 8.

according to the 4th clue we can say that the tenths digit is 1 and thousandths digit is 4 as, thousandth digit is the 2nd even number after ones digit and also, sum of tenths and thousandth digit is 5 so, 1 + 4 = 5.

so, through this we can conclude that,

• ones digit = 2 as ( thousandth is twice the ones = 2 × 2 = 4 )

• tenths digit = 1 ( as 1 + 4 = 5 )

• thousandths digit = 4 ( as 4 + 1 = 5 )

according to clue no. 5 product of hundredths and hundreds is 7 so, 7 × 1 = 7.

so, according to this we can conclude that hundreds digit is 7 because in the required number the hundreds digit is itself 7

• hundreds digit = 7

&

• hundredths digit is = 1

and also, tens digit is 5 because only ones and thousandths digit are even.

so, the required number is, 752.114

hope this answer helps you dear & may u have a great day ahead!... take care!

Now

\(\\ \rm\longmapsto Speed=\dfrac{Distance}{Time}\)

\(\\ \rm\longmapsto Time=\dfrac{Distance}{Speed}\)

\(\\ \rm\longmapsto Time=\dfrac{150\times 10^6}{3\times 10^5}\)

\(\\ \rm\longmapsto Time=50\times 10^1\)

\(\\ \rm\longmapsto Time=500s\)

\(\\ \rm\longmapsto Time=8.33min\)

Answer:

k=0 k= 4/3

Step-by-step explanation:

3k-2=2

3k-2=-2

k= 4/3

k= 0

(a) To calculate a 99% confidence interval for the proportion of all adult Americans who believe in astrology, follow these steps:

1. Identify the sample proportion (p-cap) as 0.28.
2. Determine the sample size (n) as 2005.
3. Find the 99% confidence level (z-score) from the table, which is 2.576.
4. Calculate the margin of error (E) using the formula: E = z * √(p-cap(1-p-cap)/n) = 2.576 * √(0.28(1-0.28)/2005) = 0.026.
5. Determine the confidence interval: (p-cap - E, p-cap + E) = (0.28 - 0.026, 0.28 + 0.026) = (0.254, 0.306).

We are 99% confident that this interval (0.254, 0.306) contains the true population mean.

(b) To find the required sample size for a 99% CI width of at most 0.05, use this formula: n = (z² * p-cap(1-p-cap))/(E/2)².

Since we don't know the true value of p, we can use p-cap = 0.28 and z = 2.576. Plugging in the values, we get: n = (2.576² * 0.28(1-0.28))/(0.05/2)² = 2147.45. Round up to the nearest integer, the required sample size is 2148.

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The  polar coordinate 5, (5, 1967) to gets converted Cartesian coordinates:

x = 5 cos(11π/6) = 5(-√3/2) = -5√3/2

y = 5 sin(11π/6) = 5(-1/2) = -5/2

To convert a polar coordinate to Cartesian coordinates, we use the formulas:

x = r cos(theta)

y = r sin(theta)

where r is the radius and theta is the angle in radians.

For the polar coordinate (5, 11π/6), we have:

r = 5

theta = 11π/6

Plugging these values into the formulas, we get:

x = 5 cos(11π/6) = 5(-√3/2) = -5√3/2

y = 5 sin(11π/6) = 5(-1/2) = -5/2

Therefore, the Cartesian coordinates are (-5√3/2, -5/2).

For the polar coordinate (5, 1967), we have:

r = 5

theta = 1967

Note that the angle is not in radians, so we need to convert it first. To do this, we multiply by π/180, since 1 degree = π/180 radians:

theta = 1967(π/180) = 34.3π

Plugging these values into the formulas, we get:

x = 5 cos(34.3π) ≈ 5(0.987) ≈ 4.935

y = 5 sin(34.3π) ≈ 5(-0.160) ≈ -0.802

Therefore, the Cartesian coordinates are (4.935, -0.802).

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Samuel needs a total of 6 containers for his plan

The complete question is added as an attachment

From the question, we have the following parameters that can be used in our computation:

1 cup of rubbing alcohol = 1/(1/2) = 2 shares

Also, we have

1 cup of rubbing alcohol contains = 1 + 1/2 + 16 = 17.5

For the 2 shares calculated above, we have

2 shares = 17.5 * 2

Evaluate

2 shares = 35

Given that each can hold a maximum of 6 cups, the number of containers needed is

Container = 35/6

This gives

Container = 5.83

Round up

Container = 6

Hence, he needs 6 containers

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Answer:

3.80

Step-by-step explanation:

Answer:

3.801

Step-by-step explanation:

Divide and move your decimals.

Answer:

Step-by-step explanation:

Triangle equilateral has 3 sides

3(3x+2) = 60

9x+6 =60

9x= 54

x=9

3x9 +2 = 20  One side = 20

20x3=60   3 sides = 60

Answer:

60

Step-by-step explanation: this is simple because it is lou

Answer:

no

Step-by-step explanation:

..........,.....***

Answer:

No

Step-by-step explanation:

1. Three examples of situations where consistency is important:

Healthcare: when treating patients, healthcare providers must follow consistent procedures and protocols to ensure that every patient receives the same level of care.

Financial transaction: when making financial transactions, it is important to follow regular security rules to prevent fraud.

Support rules: Adherence to consistent rules and regulations in sports is essential to ensure fair play and the safety of all participants.

2. The number 0 is important in mathematical systems because it represents the absence of a number and serves as a placeholder. Without zero, our mathematical system would be affected in many ways. For example, writing the number 100 would be difficult without the zero. Without the invention of zero, progress in mathematics would have been delayed.

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Answer:

12.33

Step-by-step explanation:

Triangle ABC and triangle XYZ are similar.

Side BC = Side YZ

48 : 8

Side CA = Side ZX

42 : 7

Divide them both

48 ÷ 8 = 6

42 ÷ 7 = 6

Side AB = Side XY

74 : ?

Divide 74 by 6

74 ÷ 6 = 12.33

Side AB is 12.33

Answer:

x = -1.4, -7/5, or -1 2/5 (all same answer, just in different forms)

Step-by-step explanation:

Step 1: Add 1 to both sides.

Step 2: Divide both sides by 5.

Have a lovely rest of your day/night, and good luck with your assignments! ♡

Answer:

x = -7/5 or -1.4

Step-by-step explanation:

Given :-

5x - 1 =  -8

To Find :-

x

Solving :-

5x - 1 = -8

5x = -7

x = -7/5 or -1.4

Solution :-

x = -7/5 or -1.4

Answer:

decimal form: 6.77626357 * 10^46

Step-by-step explanation:

have a great day and thx for your inquiry :)

Answer:  RXZ and YXZ are suplementaries

Step-by-step explanation:

View image attached

RXZ and YXZ are the  pair of angles is supplementary.

Trigonometry is a branch of mathematics that studies relationships between side lengths and angles of triangles.

An angle is formed when two straight lines or rays meet at a common endpoint.

We have to find the  pair of angles which are supplementary.

Supplementary angles are those angles that sum up to 180 degrees.

The sum of angle RXZ and YXZ forms a 180 degrees.

RXZ + YXZ = 180 degrees.

RXZ and YXZ are the pair of angles is supplementary.

Hence,  RXZ and YXZ are the  pair of angles is supplementary.

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Answer:

The number of cookies in the jar is 7.

If we include the 5 cookies from the tray in the jar the total number of cookies would be 5 + 7 = 12

Step-by-step explanation:

Consider the number of cookies in the jar as 'x'. Hence the equation formed would be:-

7(x) + 5 = 54

7x + 5 = 54

7x = 54 - 5

7x = 49

x = \(\frac{49}{7}\)

x = 7

The number of cookies in the jar is 7.

If we include the 5 cookies from the tray in the jar the total number of cookies would be 5 + 7 = 12

Hope this helps.

Answer:

the answer is a

Step-by-step explanation:

In the given case the set of 56 students who returned surveys is an example of a sample

A sample would be the 56 students who responded to the surveys. A sample is a portion of the population that is chosen for a study in research. American college students would be the population in this scenario. The 56 students who returned the surveys were chosen at random for the sample by the researcher.

The researcher is attempting to guarantee that the sample is representative of the greater population of American college students by utilising a random selection process. The researcher discovered that these students spend an average of 4.1 hours per week working on course material outside of class based on the data collected from the sample. This is an example of a descriptive statistic that provides a summary of the information gleaned from the sample.

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