32. The mean retail price for bananas in 1994 was 46.0 cents per pound. Currently, a random sample of 15 markets gave a mean price of 48.4 cents per pound with a standard deviation of 3.5 cents. a. Identify the variable in this set up b. Identify an individual in this set up c. Assuming that the retail price of bananas is normally distributed, is there enough evidence at α = 0.05 level of significance to conclude that the current mean retail price of bananas has increased since 1994?
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