Histogram Data Interpretation

This histogram shows the number of minutes it takes some children to get to school. Which describes the shape of the data?

• skewed right

• skewed left

• symmetrical

• uniform

What percent of Kayla’s scores are at least 89?

• 25%

• 50%

• 75%

• 100%

Which type of distribution describes this dot plot?

• normal

• skewed left

• skewed right

• uniform

Kelly has five math test scores: 88, 90, 56, 85, and 86. Which measure of center would best represent this data?

• mean

• median

• mode

• range

A veterinary clinic records the weights of the golden retrievers it sees each week. The weights are recorded on this dot plot. Which measure of central tendency best represents the data set? Why?

• The median does because the data set does not have an outlier.

• The mean does because the data set does not have an outlier.

• The median does because the data set has an outlier.

• The mean does because the data set has an outlier.

The captain of a fishing team recorded the weight (rounded to the nearest pound) of each fish that the team caught. Then he made a histogram to display the recorded weight information. Which choice is a true statement?

• Half of the fish had recorded weights of at least 16 pounds.

• More than half of the fish had recorded weights between 10 and 11 pounds.

• There was an 8-pound range in the recorded weights of the fish.

• The average recorded weight of all the fish was less than 14 pounds.

A basketball team scored the following numbers of points in its first 6 games: 98, 98, 102, 96, 98, and 97. How many points will the team need to score in the seventh game in order to bring its average number of points per game to 100?

• 100

• 101

• 102

• 111

The box plot shows the weights, in pounds, of several dogs in a kennel. Weights of Dogs (Box plot diagram) Which statement is true?

• The heaviest dog weighs 95 pounds.

• The mean weight of the dogs is 90 pounds.

• Most of the dogs weigh less than 82 pounds.

• Most of the dogs weigh more than 82 pounds.

Susan’s test scores for the semester are shown below. 68, 70, 83, 79, 85, 53, 60, 92, 88, 68, 70, 95, 81, 63, 99 Which statement is correct?

• The modes are 68 and 70, and the median is 77.

• The modes are 68 and 70, and the median is 79.

• The mode is 68, and the median is 79.

• The mode is 70, and the median is 92.

Paco and Lilly are bowling. Paco has finished 5 games and has a mean score of 185. So far, Lilly has completed 4 games and has a mean score of 182. What score does Lilly need in her final game to have the same mean score as Paco?

• 183

• 185

• 192

• 197