Which R Package Was Used for the Levene's Test in ANOVA

question 4

Multiple Choice

Which R package was used for the Levene's test in ANOVA and for hypothesis testing?

• A) library(car)
• B) library(caret)
• C) library(cluster)
• D) library(corrplot)

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Definitions:

Variance Analysis

The process of examining differences between actual and budgeted/expected financial performance and investigating the causes.

Flexible Budget

A budget that adjusts or varies with changes in the volume or activity level, providing a more useful tool for performance evaluation.

Standard Costs

Predetermined or estimated costs used to compare with actual costs, serving as a financial management tool for analyzing variances.

Sales Variances

The differences between actual sales and budgeted or projected sales, often analyzed to assess performance.