Statistics

What is the mean of the following data set: 5, 10, 15, 20, 25?

• 10

• 15

• 20

• 25

A line plot shows the number of apples picked by students in a class. If the x's above the number 4 are: xxxxx, how many students picked 4 apples?

• 3

• 4

• 5

• 6

What is the median of the following data set: 3, 7, 9, 15, 18?

• 7

• 9

• 15

• 18

Which of the following is a statistical question?

• How many books are in the library?

• What is the average number of books read by students in the 6th grade?

• Who wrote "Harry Potter"?

• What color is the math textbook?

What is the range of the data set: 22, 29, 31, 34, 37?

• 9

• 15

• 22

• 37

A line plot shows the heights (in inches) of plants in a garden. If the heights are: 12, 12, 13, 13, 13, 14, 14, 15, 15, 15, 15, what is the median height?

• 13

• 14

• 15

• 12

Which of the following describes variability in a data set?

• The difference between the highest and lowest values

• The average value of the data set

• The middle value of the data set when ordered from least to greatest

• The number of data points

What is the mean of the following data set: 8, 12, 16, 20, 24?

• 12

• 16

• 18

• 20

A line plot shows the number of pets owned by students. If the x's above the number 3 are: xxxx, how many students own 3 pets?

• 3

• 4

• 5

• 6

What is the median of the following data set: 1, 2, 4, 6, 9, 11?

• 4

• 5

• 6

• 7