Arash Wants to Examine the Relationship Between Stress and Eating

question 19

Multiple Choice

Arash wants to examine the relationship between stress and eating when someone is on a diet. He recruits an equal number of male and female participants to respond to a questionnaire about their eating habits, their typical mood, and their overall anxiety levels. Arash ensures half of his male participants and half of his female participants are on a diet and the other half are not. After the questionnaire, all participants are randomly assigned to complete one of two tasks. Half of the participants solve a difficult math problem in front of a group of math professors within a certain time limit. The other participants solve a simple arithmetic problem in a waiting area alone, with no time limit. After they perform the task, all participants are asked to complete one more questionnaire about their stress level while sitting next to a box of Timbits. Arash tells the participants to help themselves to the Timbits, and secretly counts how many Timbits the participant actually eats.
-Arash found that regardless of whether the female participants were on a diet or not,there was a correlation of +0.70 between their reported stress level and the number of Timbits they ate.This is an example of a _____ correlation.

• A) strong
• B) moderate
• C) weak
• D) significant

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Definitions:

Machine-Hours

An indicator of how much is produced or the level of activity in manufacturing, determined by the total hours that machinery is in use during the production process.

Job-Order Costing

A costing method used to calculate the production costs of individual units or batches of products, making it especially useful for customized orders in manufacturing or service industries.

Plantwide Overhead Rate

An overhead allocation rate applied uniformly to all products or services based on overall plant activity, ignoring individual departmental differences.

Direct Labor-Hours

Refers to the measurable amounts of work effort contributed directly by laborers on the manufacturing floor towards the production of goods.