Statistics Review

Find the mean: 3, 5, 6, 6, 7, 7, 8

• 6.33

• 6

• 7

• 5.4

Find the median using the box plot.

• 56

• 63

• 54

• 55

Find the IQR using the box plot.

• 9

• 10

• 24

• 25

Is the data in the box plot symmetrical?

• yes

• no

What is the correct 5 number summary for the males?

• 21, 32, 35, 41, 80

• 20, 30, 40, 50, 70

• 29, 37, 42, 51, 76

• 20, 35, 37, 47, 80

What is the correct 5 number summary for females?

• 20, 40, 45, 50, 70

• 28, 37, 42, 51, 76

• 25, 37, 45, 50, 60

• 21, 32, 35, 41, 80

Find the mean of the data set:

1, 2, 3, 4, 4, 4, 5, 6

• 3.6

• 3.625

• 4.2

• 4

Find the median of the data set:

1, 2, 3, 4, 4, 4, 5, 6

• 4

• 5

• 3

• 2

Find the mode of the data set:

1, 2, 3, 4, 4, 4, 5, 6

• 6

• 5

• 4

• 3

What is the range of the data set:

1, 2, 3, 4, 4, 4, 5, 6

• 4

• 4.5

• 3

• 5