Data Review

What are the mode(s) of this data set?

2, 8, 6, 8, 2, 10, 0, 5, 11

• 2 and 8

• 6

• 8

• No modes

Ian recorded the time, in seconds, that it took contestants to solve a riddle. What is the range of the data?

• 68 seconds

• 89 seconds

• 93 seconds

• 122 seconds

Steph made the box-and-whisker plot shown. What is the IQR for the data?

• 40

• 60

• 70

• 90

What is the mode of the data set graphed on the dot plot?

• 29.3

• 30

• 40

• 60

Ms. Feinstein recorded the weight, in pounds, of each of her 5 grandchildren. Her data are shown. 45, 52, 36, 27, 60. What is the mean of the data?

• 0 pounds

• 10 pounds

• 44 pounds

• 50 pounds

What is the median weight for the dogs in the animal shelter?

25, 28, 38, 39, 44, 51, 55, 56, 63

• 38 pounds

• 44 pounds

• 48 pounds

• 49 pounds

What were her median weekly earnings for this period?

$88, $104, $96, $112, $132, $92, $100, $116

• $102

• $105

• $100

• $104

The table shows the scores of 10 students in Mr. Garcia’s 3rd-period math class on their last quiz. The average quiz score is 14.

What is the absolute deviation of Victoria’s quiz score from the mean?

• 0 points

• 1 point

• 2 points

• 21 points

Mark made the box-and-whisker plot shown. What percent of the data in the box-and-whisker plot is below 40?

• 25%

• 40%

• 50%

• 75%

Yasi wanted to determine how many minutes students watch TV each day. She decided to do a random survey of 9 students. Then she plotted the data on a dot plot. What is the range of the data?

• 60 minutes

• 70 minutes

• 160 minutes

• 200 minutes