Question 1

What is a Box Plot?

Accepted Answer

a display that shows how values in a data set are spread out

Answer

a data value that is much higher than other data values

Answer

a display that uses a series of dots on a number line to represent data

Question 2

What is the MEAN of a data set?

Accepted Answer

The mean is the "average" of the values in a data set

Answer

The mean is another way to say "quartile"

Answer

The mean is the difference between the highest and lowest numbers in a data set

Question 3

What is the Interquartile Range (or IQR) of a data set?

Accepted Answer

The IQR is the difference between the upper quartile and the lower quartile

Answer

The IQR is the difference between the highest number and the lowest number

Answer

The IQR is the number in the middle

Question 4

What is the mean of the following data set: 4, 8, 6, 9, 10, 2, 4, 9

Accepted Answer

6.5

Answer

10

Answer

7

Question 5

What is the mode of the data set:  4, 8, 6, 9, 10, 2, 4, 9

Accepted Answer

9 and 4

Answer

No Mode

Answer

9

Answer

4

Question 6

What is the range of the data set:  4, 8, 6, 9, 10, 2, 4, 9

Accepted Answer

8

Answer

6

Answer

2

Question 7

What is the median of the data set:  4, 8, 6, 9, 10, 2, 4, 9

Accepted Answer

7

Answer

9.5

Answer

2

Question 8

What is the lower quartile of the data set: 4, 8, 6, 9, 10, 2, 4, 9

Accepted Answer

4

Answer

7

Answer

2

Question 9

What is the upper quartile of the data set:  4, 8, 6, 9, 10, 2, 4, 9

Accepted Answer

9

Answer

2

Answer

3

Question 10

What is the interquartile range (IQR) of the data set: 4, 8, 6, 9, 10, 2, 4, 9

Accepted Answer

5

Answer

2

Answer

8

Question 11

What is a measure of center?

Accepted Answer

a single number used to describe a set of numeric data, describe the typical value of the data set

Answer

the number in the middle

Answer

the spread

Question 12

Is it important to order the data values from least to greatest to find the median of the data set?

Accepted Answer

Yes

Answer

No

Question 13

What is the mean of the following data set: 2, 3, 1, 1, 3

Accepted Answer

2

Answer

5

Question 14

What is the mode of the data set: 2, 3, 1, 1, 3

Accepted Answer

1 and 3

Answer

3

Answer

No Mode

Answer

1

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