Question
Conduct an analysis of net sales and method of payment. Data set below Q: State the null and alternative hypotheses this test. Mutiple Choice a)
Conduct an analysis of net sales and method of payment. Data set below
Q: State the null and alternative hypotheses this test. Mutiple Choice
a) Ho: (AMEX) - (proprietary card) - (Discover) - (visa) - (Mastercard) = 0; Ha: (AMEX) - (proprietary card) - (Discover) - (visa) - (Mastercard) 0
b) Ho: (AMEX) = (proprietary card) = (Discover) = (visa) = (Mastercard); Ha:Ho: (AMEX) (proprietary card) (Discover) (visa) (Mastercard)
c) Ho: (AMEX) = (proprietary card) = (Discover) = (visa) = (Mastercard); Ha: at least one mean is different from the other means
Question 2 Multiple choice
Test at the level of 0.10 level of significance. What is your conclusion?
a) Accept the null hypothesis
b) Do not reject the null hypothesis
c) Reject the null hypothesis
d) Insufficient information to draw a conclusion.
Question 3
Which pairs exhibit statistical evidence of difference in means?
a) American Express and Visa, American Express and Master Card, American Express and Discover
b)American Express and Proprietary Card
c) American Express differs from all the other methods of payment
d) None
Data Set
| Net Sales | Method of Payment |
| 39.50 | Discover |
| 102.40 | Proprietary Card |
| 22.50 | Proprietary Card |
| 100.40 | Proprietary Card |
| 54.00 | MasterCard |
| 44.50 | MasterCard |
| 78.00 | Proprietary Card |
| 22.50 | Visa |
| 56.52 | Proprietary Card |
| 44.50 | Proprietary Card |
| 29.50 | Proprietary Card |
| 31.60 | Proprietary Card |
| 160.40 | Visa |
| 64.50 | Visa |
| 49.50 | Visa |
| 71.40 | Proprietary Card |
| 94.00 | Proprietary Card |
| 54.50 | Discover |
| 38.50 | MasterCard |
| 44.80 | Proprietary Card |
| 31.60 | Proprietary Card |
| 70.82 | Proprietary Card |
| 266.00 | American Express |
| 74.00 | Proprietary Card |
| 39.50 | Visa |
| 30.02 | Proprietary Card |
| 44.50 | Proprietary Card |
| 192.80 | Proprietary Card |
| 71.20 | Proprietary Card |
| 18.00 | Proprietary Card |
| 63.20 | MasterCard |
| 75.00 | Proprietary Card |
| 63.20 | Proprietary Card |
| 40.00 | Proprietary Card |
| 105.50 | MasterCard |
| 29.50 | MasterCard |
| 102.50 | Visa |
| 117.50 | Proprietary Card |
| 13.23 | Proprietary Card |
| 52.50 | Proprietary Card |
| 198.80 | Proprietary Card |
| 19.50 | Visa |
| 123.50 | Proprietary Card |
| 62.40 | Proprietary Card |
| 23.80 | Proprietary Card |
| 39.60 | Proprietary Card |
| 25.00 | MasterCard |
| 63.64 | Proprietary Card |
| 14.82 | Proprietary Card |
| 145.20 | MasterCard |
| 176.62 | Proprietary Card |
| 118.80 | Proprietary Card |
| 58.00 | Discover |
| 74.00 | Visa |
| 49.50 | MasterCard |
| 141.60 | Proprietary Card |
| 123.10 | Proprietary Card |
| 80.40 | Proprietary Card |
| 65.20 | MasterCard |
| 113.00 | Proprietary Card |
| 108.80 | Proprietary Card |
| 59.91 | Proprietary Card |
| 53.60 | Proprietary Card |
| 31.60 | Proprietary Card |
| 49.50 | Proprietary Card |
| 39.60 | Proprietary Card |
| 59.50 | Proprietary Card |
| 146.80 | Proprietary Card |
| 47.20 | Proprietary Card |
| 95.05 | Proprietary Card |
| 155.32 | Proprietary Card |
| 58.00 | MasterCard |
| 69.00 | Proprietary Card |
| 46.50 | Proprietary Card |
| 45.22 | Proprietary Card |
| 84.74 | Proprietary Card |
| 39.00 | Proprietary Card |
| 111.14 | Proprietary Card |
| 86.80 | Proprietary Card |
| 89.00 | Discover |
| 78.00 | MasterCard |
| 53.20 | Proprietary Card |
| 58.50 | Visa |
| 46.00 | Proprietary Card |
| 37.50 | Visa |
| 20.80 | Proprietary Card |
| 144.00 | MasterCard |
| 107.00 | Proprietary Card |
| 31.60 | Proprietary Card |
| 57.60 | Proprietary Card |
| 95.20 | Proprietary Card |
| 22.42 | Proprietary Card |
| 159.75 | Proprietary Card |
| 229.50 | Proprietary Card |
| 66.00 | American Express |
| 39.50 | MasterCard |
| 253.00 | Proprietary Card |
| 287.59 | Proprietary Card |
| 47.60 | Proprietary Card |
| 28.44 | Proprietary Card |
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