Question

Complex Analysis

5) Given the following data set,

53 53 54 55 55 55 57 58 58 61 62 63 63

o 38 40 44 44 47 47 48 49 49 51 52 52 53

a) Complete the following table.

Interval Frequency Relative Frequency

b) Draw a clear and complete histogram for the frequency table in part (a). Label the frequency on the vertical axis (use proper scale) and the data on the horizontal axis.

c) What percent of the scores lie between 46 and 58, including 46 but not including 58?

d. Describe the shape of the distribution.

e. The following data represents the ages of customers at a restaurant on a Tuesday evening:

17. 20 23 27 28 28 29 29 30 31 32 34 35 35 36 36 36

18. 39 40 42 43 43 44 45 47 65 66 67 69 73 76 95

Construct a stem-and-leaf display for the data given above and describe the shape of thedistribution.


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