Calculation of the mean, median, standard deviation, range
The following display shows the number of people officially living in 215 randomly selected housing units in a densely populated area.
Use the above picture to answer the following questions. You may give approximate answers.
a) In this sample, what percentage of the houses, have less than 5 people living in it?
b) In this sample, what percentage of the houses, have more than 7 people living in it?
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