Use the results of Groth (1992), where researchers conducted a large observational study where n=3647 crossbills were observed i
n the wild, 1752 of which were right-billed and 1895 of which were left-billed to conduct a z-test. Report your test statistic, p-value, and estimated effect size, each rounded to four decimal places: z-score: p-value: est. effect size:
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ANSWER
Alex needs to mix one pound of dried fruit with
pounds of walnuts.
EXPLANATION
It was given that, Alex mixes
pounds of walnuts with
pounds of dried fruit.
We can write the ratio,
Let
represent how many pounds of walnuts Alex needs to mix with one pound of dried fruit.
Then we can again write the ratio,
We can therefore write the proportion,
This can be rewritten as,
We solve for x to obtain,
This implies that,
Hence Alex needs to mix
pounds of walnuts with one pound of dried fruit.
Alex needs to mix one pound of dried fruit with
pounds of walnuts.
EXPLANATION
It was given that, Alex mixes
pounds of walnuts with
pounds of dried fruit.
We can write the ratio,
Let
represent how many pounds of walnuts Alex needs to mix with one pound of dried fruit.
Then we can again write the ratio,
We can therefore write the proportion,
This can be rewritten as,
We solve for x to obtain,
This implies that,
Hence Alex needs to mix
pounds of walnuts with one pound of dried fruit.