Mathematics, 04.07.2019 18:10 Arealbot
Amarketing research analyst has collected data from a random sample of 100 customers who have purchased a particular “coupon special.” the 100 people spent an average of $24.57 in the store with a standard deviation of $6.60. before performing this sampling the marketing manager claimed that average purchase by those responding to the coupon offer would be at least $25.00. what is the test t-value to two places and can the manager’s hypothesis (the null hypothesis) be rejected at the 5% significance level?
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Amarketing research analyst has collected data from a random sample of 100 customers who have purcha...