Unit 5 Statistics Test Review

Unit 5 Statistics Test Review

By Cerise Kresher

Multiple Choice

Which of the following is a STATISTICAL QUESTION?

• How many times did Mrs. Kresher go to Disneyland this year?

• What is the height of the Empire State building?

• What are the ages of all the students at Romoland Elementary School?

• How many books did Mrs. Kresher read this year?

Multiple Choice

Elliot received the following six quiz scores:

90, 75, 78, 85, 80, ?

Elliot cannot remember the missing quiz score, but he knows that the MEDIAN of the six quiz scores was 81.

What was Elliot's sixth quiz score?

• 90

• 85

• 82

• 81

Fill in the Blanks

The following dot plot shows the number of songs on each album in Sal's collection. Each dot represents a different album.

What is the RANGE for the number of songs on each album?

Open Ended

In your own words, what is an OUTLIER?

Multiple Choice

Look at the following data. Which number could be considered an OUTLIER?

15, 65, 70, 72, 75, 77, 80, 83, 89, 95, 102

• 15

• 65

• 95

• 102

Multiple Select

Which of the following statements is true regarding this data?

Select ALL that apply.

• The MEDIAN better represents the data than the mean.

• The MEAN is affected by the OUTLIER.

• The DISTRIBUTION is skewed.

Multiple Choice

The following results are the number of Girl Scout cookies Penelope sold each day.

4, 78, 85, 70, 77

Which of the following would be the most representative MEASURE OF CENTER for the data?

• mean

• median

• range

• interquartile range

Multiple Choice

Below is how many times each of the eight cows on Frannie's Farm mooed yesterday.

​28, 33, 37, 14, 55, 61, 77, 15​

Using the data, create a HISTOGRAM.

Multiple Select

Select ALL the TRUE statements that apply to the box plot.

• The fewest math problems assigned was 0.

• The most math problems assigned was 18.

• More assignments had more than 11 problems.

• The interquartile range of the data is 5 problems.

• The median number of math problems is 11.

Open Ended

What is one concept that you will do better with tomorrow?

(Examples: statistical questions, finding the median, reading a histogram/box plot, finding the outlier, knowing which measure of center to use when there is an outlier, etc . . . )