A Sports Preference Poll Showed the Following Data for Adults

question 14

Essay

A sports preference poll showed the following data for adults and children:
  Use the 5% level of significance and test to determine whether sports preferences depend on age group.

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Definitions:

Lubricants Variance

A difference between the expected and actual cost of lubricants used in a manufacturing or operational process.

Variable Overhead

Variable overhead consists of indirect production costs that vary with the level of output, such as utilities for manufacturing facilities.

Indirect Labor

The labor of employees who are not directly involved in the production process but support production through tasks such as maintenance and supervision.

Precision Drills

Tools or machines designed for drilling with exceptional accuracy and precision.