Use the One-Proportion Z-Test to Perform the Required Hypothesis Test

question 50

Essay

Use the one-proportion z-test to perform the required hypothesis test. Use the critical-value approach.
-An article in a journal reports that 34% of American fathers take no responsibility for child care. A researcher claims that the figure is higher for fathers in the town of Littleton. A random sample of 237 fathers from Littleton yielded 102 who did not help with child care. Do the data provide sufficient evidence to conclude that in Littleton the proportion of fathers who take no responsibility for child care.is higher than 0.34? Use a 0.05 significance level.

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Definitions:

Fixed Manufacturing Overhead

Fixed manufacturing overhead refers to the costs associated with production that do not vary with the level of output, such as rent for factory buildings, salaries of certain staff, and equipment depreciation.

Overhead Volume Variance

The difference between the budgeted and actual volume of production, affecting the allocation of fixed overhead costs.

Denominator Level

In cost accounting, it refers to the base level of activity or volume used to calculate fixed costs per unit.

Standard Hours

The expected amount of time it should take to complete a task or process under normal conditions.