question archive Your company wants to improve sales
Your company wants to improve sales
Subject:MathPrice:2.87 Bought7
Your company wants to improve sales. Past sales data indicate that the average sale was $100 per transaction. After training your sales force, recent sales data (taken from a sample of 25 salesmen) indicates an average sale of $130, with a standard deviation of $15. Did the training improve average sales? Test your hypothesis at a significance level of 0.05.
a. State the hypotheses.
b. State the test statistic information
c. State either the p-value or the critical information
d. State your conclusion and explain your reasoning
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