Mathematics, 07.07.2020 21:01 boonkgang6821
A pet storeowner believes that dog owners spend more on average than cat owners on their pets. The owner randomly records the sales of 40 customers that said they only owned dogs and 40 customers that said they only owned cats. What is the correct decision and summary based off the Excel output below? Assume the populations are approximately normally distributed with unequal variances. 1-Test: Two-Sample Assuming Unequal variances Dog Cat Mean 56.0695 52.92225 Variance 500.088 553.7205 Observations Hypothesized Mean Difference t Stat 0.5850 PITC=t) one-tail 0.2798 t Critical one-tail 1.6646 PITC=t) two-tail 0.5596 t Critical two-tail 1.9908
a) What is the correct test statistic?
a. 1.6646
b. 0.2798
c. 0.5860
d. 1.9908
e. 0.5596
b) What is the correct p-value?
a. 0.5860
b. 1.6646
c. 0.5596
d. 0.2798
e. 1.9908
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