Question: Advertising Strategy a. Hypothesis Statement is: H0 : H1: b. X_bar $75.86 18-25 group S.D. $50.90 Mean $70.00 n 300 t-stat 1.99 =(C7-C10)/(C8/SQRT(C11)) Critical Value
Advertising Strategy a. Hypothesis Statement is: H0 : H1: b. X_bar $75.86 18-25 group S.D. $50.90 Mean $70.00 n 300 t-stat 1.99 "=(C7-C10)/(C8/SQRT(C11))" Critical Value 1.650 "=T.INV(0.95,C11-1)" Decision/Conclusion c. X_bar $68.53 35+ group S.D. $45.29 Mean $70.00 n 700 t-stat (0.86) "=(C16-C19)/(C17/SQRT(C20))" Critical Value 1.647 "=T.INV(0.95,C20-1)" Decision/Conclusion
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