OpenStudy (anonymous):

Multiple choice : The owner of a chain of juice stores wants to compare the profits earned from two of his stores. The alternative hypothesis is, “There is a difference between the profits earned from the two stores.” What is the null hypothesis? a a There is a significant difference between the profits from the two stores. b b There is a difference between the profits from the two stores, and it is equal to the standard deviation. c c There is no difference between the profits from the two stores. d d The profit earned from both stores is equal to the standard deviation. e e The profit earned from one store is greater than the profit earned from the other.

3 years ago
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