Identify the Type of Test

question 5

Multiple Choice

Identify the type of test.
-A company manufacturing computer chips finds that 8% of all chips manufactured are
Defective. In an effort to decrease the percentage of defective chips, management decides
To provide additional training to those employees hired within the last year. After
Training was implemented, a sample of 450 chips revealed only 27 defects. A hypothesis
Test is performed to determine if the additional training was effective in lowering the
Defect rate. Which of the following statement is true about this hypothesis test?

• A) It is a two tailed test about a proportion.
• B) It is a one tailed test about a mean.
• C) It is a one tailed test about a proportion.
• D) It is a two tailed test about a mean.
• E) None of the above.

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Definitions:

James G. Birney

An American abolitionist leader who ran for President of the United States as a candidate of the Liberty Party, advocating for the end of slavery.

James G. Birney

A prominent American abolitionist, politician, and attorney known for his leadership in the anti-slavery movement and candidacy for presidency under the Liberty Party in the 1840s.

Political Solution

A resolution achieved through diplomatic, legislative, or political processes to address a societal issue.

Women's Rights Movement

A series of campaigns for reforms on issues such as reproductive rights, domestic violence, maternity leave, equal pay, women's suffrage, and sexual harassment.