Gr6 Statistics Review

During the week, Kiana kept a log of how many hours she spent after school on homework. Based on the information in the table above, which would best describe her homework habits?

• Kiana studied an average of 2.3 hours a week.
• The range is so spread out; it appears Kiana has inconsistent study habits.
• Kiana spends, on average, at least 20% of each day doing homework.
• The data indicates that Kiana studies more towards the end of the week.

The bar graph below shows the number of points scored by 4 students in a game.  What was the mean (average) number of points each student scored?

• 5
• 6
• 7 1/4
• 7 1/2

Tags

CCSS.6.SP.A.3

CCSS.6.SP.B.5

Katie recorded the number of jumping jacks exercises she did each day in the table below. What is the median number of jumping jack exercises?

• 29

• 30

• 31

• 34

Tags

CCSS.6.SP.B.5C

1,3,5,7,9,11,13,23

Given the data above, which values are in the five-number summary used to create a box plot? (Select all that apply.)

• 1

• 23

• 8

• 9

• 13

Tags

CCSS.6.SP.B.4

CCSS.HSS.ID.A.1

The starting lineup for a men's baseball team with the heights of each player are listed in the table.  What is the mean height, in inches, of the starting lineup?

• 69
• 72
• 73
• 75

For one week, Jeremy counted the number of sea shells he found eachday on the beach. His numerical data set was: 20, 37, 4, 2, 35, 33, 2 What is the range for Jeremy’s data set? 

• 20
• 33
• 35
• 2

David recorded the temperature at the playground for five consecutive days on this graph. What is the median temperature David recorded?

• 82
• 80
• 78
• 63

Michelle recorded the number of times someone visited her website for 20 days. Her data is shown below. What is the interquartile range of Michelle’s data?

• 32
• 38
• 41
• 67

Based on the hourly pay rates of these employees, which measure of center and variability isthe best representation of the data?

• mean
• mode
• range
• median

Find the Mean Absolute Deviation:  5, 11, 2, 7, 16.  The Mean is 8.2 

• 3.2
• 2.8
• 1.2
• 4.2

Tags

CCSS.6.SP.A.3

CCSS.6.SP.B.5

CCSS.6.SP.A.2