Determine average pe ratios

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An economist wants to determine whether average Price/ Earnings (P/E) ratios differ for firm s in three industries. In dependent samples of five firms in each industry show the following results:

1140_dependent samples of five firms.png

a. Construct an ANOVA table.

b. At the 5% significance level, determine whether average P/E ratios differ in the three industries.

c. If differences exist, use Tukey's text at the 5% significance level to determine which industries' mean P/E ratios differ.

Reference no: EM131798926

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