Question

A study examined whether the content of TV shows influenced the ability of viewers to recall brand names in commercials. The researchers randomly assigned volunteers to watch one of three​ programs, each containing the same eight commercials. The shows were either​ violent, sexual, or neutral.​ Afterwards, the subjects were asked to recall the brands of the advertised products. Results are in the accompanying table. Use the table to complete parts​ a) and​ b) below. Determine the​ t-statistic?

                              Violent     Sexual     Neutral

No. of subjects	107	100	106
Mean	3.49	2.48	4.03
SD	1.54	1.82	1.43

Answer 1

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