Mathematics, 24.08.2021 05:10, mahaypatto

Recall that the historical average satisfaction rating was 6.7 and that the random sample of 196 moviegoers has an average satisfaction rating of 7.3 and a standard deviation of 2.8. Calculate the upper bound of the 95% range of likely sample means for this one-sided hypothesis test using the CONFIDENCE. NORM function.

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Recall that the historical average satisfaction rating was 6.7 and that the random sample of 196 mov...