Charles Schwab's financial analyst sampled the following two shares to compare dividend income for shares listed on two stock markets: Test the average dividend yield of the two markets at a 5% significance level to see if they differ. (Z0.025=1.96, t(40,0.025)=2.31 , t(44,0.025)=2.32, F(20, 24, 0.025)=2.3, F(24,20,0.025)=2.41)

NYSE NASDAQ Number of Samples 21 25 2.53 Average Standard Deviations 3.27 1.30 1.16 NYSE NASDAQ Number of Samples 21 25 2.53 Average Standard Deviations 3.27 1.30 1.16