Instruction 15-5 A Corporation Randomly Selects 150 Salespeople and Finds That 66

question 1

Multiple Choice

Instruction 15-5
A corporation randomly selects 150 salespeople and finds that 66% who have never taken a self-improvement course would like such a course.The firm did a similar study 10 years ago in which 60% of a random sample of 160 salespeople wanted a self-improvement course.The groups are assumed to be independent random samples.Let π₁ and π₂ represent the true proportion of workers who would like to attend a self-improvement course in the recent study and the past study,respectively.
-Referring to Instruction 15-5,what is the value of the test statistic to use in evaluating the alternative hypothesis that there is a difference in the two population proportions using α = 0.10?

• A)1.194
• B)0.274
• C)4.335
• D)2.706

---

Definitions:

Muscle Relaxation

A technique used to reduce tension or stress in the muscles, often through exercises or specific treatments.

Meditation Sessions

Structured periods of time dedicated to practices focusing on attaining mental clarity and emotional calm through mindfulness or concentration techniques.

Mindful Awareness

The practice of maintaining a non-judgmental state of heightened or complete awareness of one's thoughts, emotions, or experiences on a moment-to-moment basis.

Wandering Mind

A phenomenon where one's thoughts drift away from the current task or environment to unrelated thoughts or fantasies.