Do One of the Following, as Appropriate: (A) Find the Critical

question 137

Multiple Choice

Do one of the following, as appropriate: (a) Find the critical value $z_{?/2}$ , (b) find the critical value $t_{?/2}$ , (c) state that neither the normal nor the t distribution applies
- $98 \% ; \mathrm { n } = 7 ; \sigma = 27 ;$ population appears to be normally distributed.

• A) \(\mathrm { t } _ { \alpha / 2 } = 1.96\)
• B) \(\mathrm { z } _ { \alpha / 2 } = 2.33\)
• C) \(\mathrm { t } _ { \alpha / 2 } = 2.575\)
• D) \(\mathrm { z } _ { \alpha / 2 } = 2.05\)

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Definitions:

Adults Unemployed

Individuals over the working age who are without jobs and actively seeking employment.

Adults Not in the Labor Force

Individuals aged 16 and older who are neither employed nor actively seeking employment.

Total Adult Population

The entire number of individuals within a specified area or country who are legally considered adults, often used in demographic analyses and economic models.

Not in the Labor Force

Individuals who are neither employed nor actively seeking employment and, therefore, not counted in the labor force.