Answer:
Step-by-step explanation:
Francine and Cheryl received equal scores on a test made up of multiple choice questions and an essay Francine got 34 multiple c
1 answer:
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Answer: C. There is sufficient evidence to support the claim .
Step-by-step explanation:
Given (claim) :The mean monthly gasoline bill for one household is greater than $140.
Let be the population mean.
Then, the set of hypothesis for this claim will be:-
If a hypothesis test is performed , then to interpret a decision that fails to reject the null hypothesis we says that there is sufficient evidence to support the claim
A product of two (or more) factor can be zero if and only if at least one of the factors is zero.
In other words, you cannot multiply two non-zero real numbers, and have zero as a result.
So, if we want the product of these two factors to be zero, at least one of them has to be zero.
The first factor is zero if
The second factor is zero if