Statistics and Data Analysis Quiz

What is the mean of the data set: [4, 14, 6, 17, 19, 14, 13, 7, 18]

• 12.44

• 14

• 12

• 13

What is the median of the data set: [1, 1, 14, 14, 9, 16, 2, 17]

• 11.5

• 12

• 12

• 15

What is the mode of the data set: [3, 19, 9, 7, 19, 5, 11, 1, 19]

• 19

• 14

• 16

• 21

What is the range of the data set: [4, 12, 19, 12, 8, 20, 11, 9]

• 21

• 16

• 12

• 20

What is the mean of the data set: [16, 14, 7, 19, 14, 10, 6, 2, 14]

• 12

• 11.33

• 8

• 6

What is the median of the data set: [15, 15, 11, 5, 17, 12]

• 13.5

• 18

• 9

• 16

What is the mode of the data set: [11, 16, 13, 14, 12, 9, 14]

• 16

• 14

• 15

• 18

What is the range of the data set: [9, 18, 18, 1, 5, 9, 13]

• 14

• 15

• 17

• 16

Based on the line plot data: [1, 2, 2, 3, 3, 3, 4, 4, 5] How many students read 3 or more books?

• 7

• 8

• 5

• 6

Based on the histogram data: {0–10: 2, 11–20: 5, 21–30: 3, 31–40: 1} Which interval has the most students?

• 11–20

• 0–10

• 31–40

• 21–30