Mathematics

9 March, 16:01

130 135 1

. The running time, in minutes, of 20 movies, each with a

different running time, is shown to the right.

20 A

a) What is the interquartile range?

b) What percent of the movies are at least 130 minutes

c) What percent of the movies are between 100 and 140 minutes?

d) How many movies are less than 110 minutes

e) How many movies are between 100 and 110 minutes

95 100 105 110 115 1

Running Time

minutes)

+4

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