Chapter 11.1, Problem 15E

Common stocks. 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 $4.5$ ?

(E) Construct a cumulative frequency polygon.