Question: the topic is hypothesis . all information is provided in the picture large bank issues two types of credit cards (Mastercard and Visa card). A

the topic is hypothesis . all information is provided in the picture

the topic is hypothesis . all information is provided in the picture

large bank issues two types of credit cards (Mastercard and Visa card). A random sample of 50 Mastercard clients found that their average spending was R1200. For a random sample of 80 Visa card clients, their average spending was R1400. Assume that the population of average spending for both Mastercard and Visa card clients is normally distributed, with population standard deviations of R304 for Mastercard clients and R360 for Visa card clients respectively. Establish at 10% level of significance whether the average spending of the Mastercard clients is less than the average spending of the Visa card clients. Let the Master card to be group one and the Visa card to be group two Critical value at 104b level of significance:1.645 Critical value at 516 level of significance:1.96 Critical value at 14% level of significance:2.576 Calculate the test stat and Choose... conclusion State the Choose.. hypothesis

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