a marketing firm asked a random set of married and single men how much they were willing to spend on a vacation. is there sufficient evidence at α = 0.05 to conclude that is there a diffference in the...


a marketing firm asked a random set of married and single men how much they were willing to spend on a vacation. is there sufficient evidence at α = 0.05 to conclude that is there a diffference in the 2 amounts?

























married mensingle men
sample size

70


70
sample mean$880$825
population varience57007900

A). yes, because the test value 3.95 is outside the critical region -1.96 <><>


B). No, because the test value 1.39 is outside the critical region -1.96 < z=""><>


C). yes, Because the test value 1.39 is inside the critical region -1.96 <><>


D). No, because the test value 0.28 is inside the critical region -1.96 <><>



Jun 04, 2022
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