Statistics Practice

Front

What is the range for the following data? 52, 32, 61, 82, 63

Back

50

Front

Median high temperature in Middletown during the 7-day period shown in the table.

Back

69

Front

Heights of 10 high school varsity basketball players: 78, 79, 79, 72, 75, 71, 74, 74, 83, 71. Find the interquartile range.

Back

The interquartile range is 7.

Front

Determine the mean of the student scores, to the nearest tenth.

Back

81.3

Front

Values of 11 houses on Washington St. What is the mode? Options: $100,000, $175,000, $200,000, $700,000

Back

$175,000

Front

Ages of children: 3, 3, 5, 8, 18. Which statement is true? Options: mode > mean, mean > median, median = mode, median > mean.

Back

mean > median

Front

Find the population standard deviation of the scores: 14, 17, 21, 10, 35, 27, 13, 7, 45, 21 to the nearest tenth.

Back

11.2

Front

Santina is considering a vacation and has obtained high-temperature data from the last two weeks for Miami. What is the population standard deviation?

Back

7.23

Front

Jenna took a survey of her senior class to see whether they preferred pizza or burgers. The results are summarized in the table below. Approximately what percent of seniors prefer pizza?

Back

44%

Front

A statistics class surveyed some students during one lunch period to obtain opinions about television programming preferences. What percent of students are females, to the nearest percent? *Just type in the #, without the %*

Back

46