Which Statistical Test Is Sometimes Used to Determine If a Research

question 7

Multiple Choice

Which statistical test is sometimes used to determine if a research sample is sufficiently representative in relation to some potentially confounding variable?

• A) simple ANOVA.
• B) two sample independent t
• C) one sample t
• D) all of the above

Identify the key components of the expectancy theory and how it predicts employee motivation.

Understand the distinction between hygiene factors and motivators as per Herzberg's two-factor theory.

Grasp the concept of job enrichment and its critical psychological states as per the Hackman-Oldham model.

Understand the distinction between descriptive and inferential statistics.

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Definitions:

Direct Materials Purchases Variance

The difference between the actual costs of direct materials purchased and the expected (or standard) costs, impacting the budget and potentially financial results.

Variable Overhead Efficiency Variance

A measure used in management accounting to assess the efficiency of variable production overhead based on the actual time taken to produce goods versus the expected time.

Standard Direct Labor-Hours

Standard direct labor-hours refer to the estimated hours of direct labor work required to produce one unit of a product or service, used for budgeting and variance analysis.

Variable Overhead Rate Variance

The difference between the actual variable overhead incurred and the standard cost assigned to those overheads, indicating efficiency in managing variable costs.