Question

QUESTION 1

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1 POINT

The following frequency table summarizes a set of data. What is the five-number summary?

Value	Frequency
2	3
3	2
5	1
6	3
7	1
8	2
11	3

Select the correct answer below:

Min	Q1	Median	Q3	Max
2	7	9	10	11

Min	Q1	Median	Q3	Max
2	3	6	8	11

Min	Q1	Median	Q3	Max
2	3	4	8	11

Min	Q1	Median	Q3	Max
2	6	8	10	11

Min	Q1	Median	Q3	Max
2	5	7	8	11

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QUESTION 2

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1 POINT

Tanya loves to walk in the park everyday after work. Given the frequency table below for a list of miles walked daily over the past few weeks, find the mean. (Please do not include the units in your answer.)

Value	Frequency
9	2
10	4
11	1
12	2
13	1
14	2
15	2
16	1

Provide your answer below:

$$mean=

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QUESTION 3

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1 POINT

For the following data set, you are interested to determine the "spread" of the data.

Would you employ calculations for the sample standard deviation, or population standard deviation for this data set:

• You are interested in the heights of students at a particular middle school. Your data set represents the heights of all students in the middle school with 600 students.

Select the correct answer below:

Use calculations for sample standard deviation.

Use calculations for population standard deviation.

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QUESTION 4

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1 POINT

If the median of a data set is 72 and the mean is 87, which of the following is most likely?

Select the correct answer below:

The data are skewed to the left.

The data are skewed to the right.

The data are symmetric.

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QUESTION 5

·

1 POINT

Timothy wants to estimate the mean number of siblings for each student in his school. He records the number of siblings for each of 75 randomly selected students in the school. What is the statistic?

Select the correct answer below:

the specific number of siblings for each randomly selected student

the 75 randomly selected students

the mean number of siblings for the randomly selected students

the mean number of siblings for all students in the school

all the students in the school

Answer 1