You have been to investigate the following data for a large building services company

a. Produce a histogram for each of the distribution scaled such that the area of each rectangle represents frequency density and find the mode.

b. Produce a cumulative frequency curve for each of the distribution and find the mediar inter quartile range.

• The mean
• The range
• The standard deviation

Transcribed Image Text:

Revenue Less than 5 5 and less than 10 10 and less than 15 15 and less than 20 20 and less than 30 30 and less than 40 Number of customers Number of customers (£1000) January July 27 38 40 22 13 4 22 39 69 41 20 5 Revenue Less than 5 5 and less than 10 10 and less than 15 15 and less than 20 20 and less than 30 30 and less than 40 Number of customers Number of customers (£1000) January July 27 38 40 22 13 4 22 39 69 41 20 5

Answer rating: 100% (QA)

You have been asked to investigate the following data for a large building service company The gi... View the full answer