a) Tupe I Error: Let the Null hypothesis (Ho): The mean cost of the textboos is

Question

a) Tupe I Error:

Let the Null hypothesis (Ho): The mean cost of the textboos is more than $150. Rejecting null hypothesis when it is true, due to judgement, the decision is taken that the mean cost of textbook is less than $150. Bur the actual mean cost of the textbooks is more than $150. This error is called Type I error.

b) Type II Error:

Let the Null hypothesis (Ho): The mean cost of the textboos is less than $150. Accepting Ho when it is wrong, that is, due to judgement, the decision is taken that the mean cost of textbook is less than $150 but the actual mean cost is greater than $150. This error is called Type II error.

c) Relation between Type I or II error to significance level.

For Type I error

Here, lpha is level of significance

For Type II error

Explanation / Answer

What does quality mean in the context of valley View University in Techiman campus and how would you ensure it is achieved?

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