6. If y = 4 1/4 whenx = 3/4 find y when x=4 1/2
1 answer:
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Answer: Two-tailed test.
Population mean is the parameter which is tested.
Step-by-step explanation:
Given :
We know that , the alternative hypothesis () indicates kind of the hypothesis test we need to perform whether left-tailed, right-tailed, or two-tailed.
Here, the alternative hypothesis () is two-tailed, so the hypothesis test is a two-tailed test.
Also, the parameter present in the hypothesis is which is a symbol to represent the population mean.
Thus , Population mean is the parameter which is tested.
=
The 2 right triangles are similar and so the ratios of corresponding sides are equal
The corresponding sides are x and 2, 6 and 1.5, hence
=