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20) thousan writes an article in a scientific journal which claims that fewer th

ID: 3053462 • Letter: 2

Question

20) thousan writes an article in a scientific journal which claims that fewer than 9 in ten thousand male fireflies hypothesis test of the claim has been conducted and hypothesis, state the conclusion in nontechnical terms. are unable to produce light due to a genetic mutation. Assuming that a nul that the conclusion is to reject the A) There is sufficient evidence to support the claim that the true proportion is greate ten thousand. than 9 in ten 9 in D) There is not sufficient evidence to support the claim that the true proportion is greater than 9 B) There is sufficient evidence to support the claim that the true proportion is less O) There is not sufficient evidence to support the claim that the true proportion is less than thousand ten thousand. in ten thousand. uurt nroyide the appropriat

Explanation / Answer

Since the null hypothesis is rejected, the alternative hypothesis (fewer than 9 in 10 thousand) is claimed correct.

So the correct conclusion is:

There is sufficient evidence to support the claim that the true proportion is less than 9 in ten thousand.

(option 2)

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