Suppose a random sample of 1,220 adults in a certain country were asked about th

Question

Suppose a random sample of 1,220 adults in a certain country were asked about their opinion regarding federal spending on public education. Respondents were asked whether federal spending on public education was (a) too low, (b) adequate, or (c) too high. Respondents were classified by income level. Choose the correct hypotheses to test whether there is an association between the response to the question and income level.

A.

Upper H 0H0:

Among adults in the country, opinions about federal spending on education and income level are associated.

Upper H Subscript aHa:

Among adults in the country, opinions about federal spending on education and income level are independent.

B.

Upper H 0H0:

There is no difference between the proportions of adults in the country who responded (a), (b) or (c) to the opinion question.

Upper H Subscript aHa:

There is a difference between the proportions of adults in the country who responded (a), (b) or (c) to the opinion question.

C.

Upper H 0H0:

Among adults in the country, opinions about federal spending on education and income level are independent.

Upper H Subscript aHa:

Among adults in the country, opinions about federal spending on education and income level are associated.

D.

None of these

Explanation / Answer

The correct hypotheses will be:

Ho: Among adults in the country, opinions about federal spending on education and income level are independent.

Ha: Among adults in the country, opinions about federal spending on education and income level are associated.

Option C is correct.

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