Statistics Study

Calculate the mean:

36, 47, 35, 28, 23, 32, 49, 46

• 37

• 32.8

• 42.2

• 29.6

How many more students like Soccer than Basketball?

• 7

• 19

• 33

• 54

Which interval shows the greatest number of pets?

• 15-19

• 0-4

• 5-9

• 10-14

How many students are between 48 and 51 inches tall?

• 14

• 8

• 2

• 0

Tags

CCSS.2.MD.D.9

Lily is organizing a small party and she has the following number of candies in different jars:

2, 8, 6, 3, 12, 7, 4

Find the mean number of candies per jar.

• 5

• 6

• 7

• 8

Find the range of the data.

63, 71, 65, 66, 87, 53

• 32

• 33

• 34

• 35

Here are Samuel's test scores from the past 6 units: 70, 24, 85, 88, 75, 90. Determine the mean and median and decide which measure of central tendency best represents the data.

• Mean: 72

  Median: 80

  Median represents the data better.

• Mean: 72

  Median: 80

  Mean represents the data better.

• Mean: 70

  Median: 85

  Median represents the data better.

• Mean: 82

  Median: 75

  Mean represents the data better.

What is the range of the test scores?

• 50

• 30

• 40

Find the interquartile range using the following data.

• 34

• 16

• 6

• 10

The test results for 4 students are: 96, 83, 78, and 83. If one more student's test score of 87 is added, what would happen to the mean?

• increase

• stay the same

• decrease