Consider the Following to Answer the Question(s) Below

question 18

Multiple Choice

Consider the following to answer the question(s) below:
After completing sales training for a large company, it is expected that a salesperson will generate a sale on more than 15 percent of the calls he or she makes. To make sure that the sales training process is working, a random sample of 400 sales calls made by sales representatives who have completed the training have been selected and the null hypothesis is to be tested at 0.05 alpha level. Suppose that a sale is made on 76 of the calls.
-The appropriate null and alternative hypotheses are

• A) H0 : p = 0.15 and HA : p > 0.15.
• B) H0 : p > 0.15 and HA : p = 0.15.
• C) H0 : p = 0.15 and HA : p < 0.15.
• D) H0 : p < 0.15 and HA : p = 0.15.
• E) H0 : p = 0.15 and HA : p ≠ 0.15.

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Definitions:

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Nutrition Expo

An exhibition or event focusing on dietary products, nutrition science, and healthy eating habits.

Pair-share

A collaborative learning activity where two students work together to discuss a topic or solve a problem, then share their insights with the larger group.

Using Silence

A therapeutic technique involving intentional pauses in conversation, allowing for reflection, processing of thoughts, or creating a space for clients to express themselves more freely.