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For students who first enrolled in two year public institutions in a recent semester, the proportion who earned a bachelor's degree within six years...

For students who first enrolled in two year public institutions in a recent​ semester, the proportion who earned a​ bachelor's degree within six years was 0.388. The president of a certain college believes that the proportion of students who enroll in her institution have a lower completion rate.

​(a)

Determine the null and alternative hypotheses.

​(b)

Explain what it would mean to make a Type I error.

​(c)

Explain what it would mean to make a Type II error.

​(a) State the hypotheses.

Upper H 0​: 

▼ 

sigma

mu

p

▼ 

equals

less than

not equals

greater than


nothing

Upper H 1​: 

▼ 

sigma

mu

p

▼ 

equals

greater than

less than

not equals


nothing

​(Type integers or decimals. Do not​ round.)

Top Answer

a)  H ​ o ​ ​ : μ = 0 . 3 8 8   H ​ 1 ​ ​ : = μ < 0 . 3 8 8  b) if you could make type 1 error,... View the full answer

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