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Question

In order to get an idea of brand loyalty or return buying, the merchant asks the customers buying deodorant whether or not they have bought "Brand A" before. He also notes whether or not they are now buying "Brand A" or some other brand. At the end of the day, he has the following information from the customers surveyed: Deodorant Bought Today Have bought Brand A Have not bought Brand A Brand A Other Brand Assuming that we may accept the randomness of the sample, and that no customer bought more than one brand of deodorant, determine whether or not there is a relationship between: - Buying Brand A or not - Having bought or not bought Brand A before Use a 0.05 level of significance. 0) 7,t Null Hypothesis is proven 6) z. <7" Alternative Hypothesis is proven c) 7,1 > 7" Alternative Hypothesis is proven 7*4t > Null Hypothesis proven None of the above

          In order to get an idea of brand loyalty or return buying, the merchant asks the customers buying deodorant whether or not they have bought "Brand A" before. He also notes whether or not they are now buying "Brand A" or some other brand. At the end of the day, he has the following information from the customers surveyed:

Deodorant Bought Today
Have bought Brand A
Have not bought Brand A
Brand A
Other Brand

Assuming that we may accept the randomness of the sample, and that no customer bought more than one brand of deodorant, determine whether or not there is a relationship between:

- Buying Brand A or not
- Having bought or not bought Brand A before

Use a 0.05 level of significance.

0) 7*,t
Null Hypothesis is proven

6) z*. <7"
Alternative Hypothesis is proven

c) 7,1 > 7"
Alternative Hypothesis is proven

7*4t > Null Hypothesis proven

None of the above

Added by Frank C.

Question

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