The file Utility contains the following data about the cost of electricity (in $) during July 2017

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The file Utility contains the following data about the cost of electricity (in $) during July 2017 for a random sample of 50 one-bedroom apartments in a large city.image text in transcribed

a. Construct a frequency distribution and a percentage distribution that have class intervals with the upper class boundaries $99, $119, and so on.

b. Construct a cumulative percentage distribution.

c. Around what amount does the monthly electricity cost seem to be concentrated?

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