An Economist Is Investigating the Impact of Todayʹs Economy on Workers

question 2

Multiple Choice

An economist is investigating the impact of todayʹs economy on workers in the manufacturing industry who have been laid off. A sample of 50 workers was randomly selected from all workers
In manufacturing that have been laid off in the past year. The following variables were measured
For each laid off worker: length of time jobless (number of weeks) and tax status (single, married,
Or married/head of household) . The data for the 50 workers were entered into the computer and
Analyzed to determine if the mean number of weeks jobless differed for the three tax status groups.
The Tukey multiple comparison printout is shown below: Tukey HSD All-Pairwise Comparisons Test of JOBLESS by STATUS


Give the population mean(s) which are in the statistically smallest group.

• A) \(\mu\) Married \& \(\mu\) Single
• B) \(\mu \mathrm { Mar } / \mathrm { Head }\)
• C) \(\mu\) Single
• D) \(\mu\) Married

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Definitions:

Planned Investment

Expenditures on capital goods by firms, intended to increase their future production capacity.

Marginal Propensity

The fraction of an additional amount of income that is spent on consumption.

Aggregate Expenditure

The total amount spent on national-level goods and services in an economy.

Disposable Income

Income available to households after accounting for taxes and social security charges, available for spending or saving.