In Testing the Hypotheses
H0: μ = 20
HA: μ $\bar { X }$

question 84

Essay

In testing the hypotheses
H0: μ = 20
HA: μ < 20
the following information was given:  = 8.1, n = 100, $\bar { X }$ = 18.1, α = 0.025.
a. Calculate the value of the test statistic.
b. Set up the rejection region.
c. Determine the p-value.
d. Interpret the result.

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Definitions:

Health Inequities

Unfair and avoidable differences in health status seen within and between different population groups.

Minority Groups

Social groups that are marginalized or hold less power within a society relative to the dominant or majority group.

Life Expectancy

The average number of years an individual is expected to live, based on current mortality and health trends.

Richest 1 Percent

The segment of the population that holds the majority of wealth and economic power in a society, often discussed in the context of income inequality.