The following table shows price–earnings ratios of 100 common stocks chosen at random from the New York Stock Exchange.

(A) Construct a frequency and relative frequency table using a class interval of 5, starting at -0.5.

(B) Construct a histogram.

(C) Construct a frequency polygon.

(D) Construct a cumulative frequency and relative cumulative frequency table. What is the probability that a price– earnings ratio drawn at random from the sample will fall between 4.5 and 14.5?

(E) Construct a cumulative frequency polygon.

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Price-Earnings (PE) Ratios 7 11 6 6 18 9 10 12 10 بنا 3 4 6 18 10 6 7 6 17 33 17 12 7 18 17 4 6 11 7 9 8 15 16 6 7 7 7 11 19 4 7 6 5 12 8 8 6 13 10 5 57 DO 6 31 5 9 9 9 5 7 7 13 11 28 8 19 10 6 7 13 10 7 7 10 19 6 9 9 7 5 14 10 13 10 5 6 17 6 9 6 12 9 14 9 8 13 9 13 4 5 7 15