Statistics Descriptive

The heights of some students are given.
158cm     172cm      164cm
164cm     167cm      159cm
 What is the range of the heights?

• 13 cm

• 330 cm

• 164 cm

• 14 cm

What is the third quartile (UQ) of the data?

• 37

• 38

• 40

• 46

find the lower quartile of the following set of scores12, 9, 4, 6, 5, 8, 9, 4, 10, 2

• 10

• 4

• 9

• 6

Identify the outlier for the given data?
23, 34, 27, 7, 30, 26, 28, 31, 34

• 7

• 23

• 31

• 34

How many scores are listed in this Stem and Leaf Plot?

• 3

• 6

• 9

• 18

Mr Holland gives his class a test. The results are: 34%, 44%, 75%, 21%, 98%, 86%, 71%, 76%, 63%, 55% How many students scored above the mean percentage?

• 4

• 5

• 6

• 7

The mode score on the 6th grade math test was 94! Which of these interpretations must be correct?

• 99 was the highest score on the test.

• More students received a 94 than any other score

• No student scored below a 50

• A score of 91 was slightly below average.

What is the mode of the following data set?

• 5

• 7

• 12

• no mode

Boris the baker bakes a lot of bread. The number of loaves he gets from a batch varies though. Here's how many loaves he's gotten from the last couple batches: 10 loaves, 9 loaves, 10 loaves, 9 loaves, 11 loaves, 8 loaves, 10 loaves.

What is the mode?

• 9.6 loaves

• 10 loaves

• 3 loaves

What is the range of Susie's Test Scores?

• 40

• 30

• 15

• 25