A Survey Claims That 7 Out of 10 Customers Recommend

question 3

Multiple Choice

A survey claims that 7 out of 10 customers recommend Western Drugs for pharmacy issues.To test this claim, a random sample of 100 customers is obtained from the list of rewards customers.Of these 100 customers, 75 indicate that they recommend using Western Drugs for pharmacy needs.We would like to know if this claim is accurate.The null and alternative hypotheses are:

• A)H₀: p = 0.70 and H_A: p ≠ 0.70
• B)H₀: p = 0.70 and H_A: p > 0.75
• C)H₀ : p = 0.70 and H_A : p < 0.70
• D)H₀ : p ≠ 0.70 and H_A : p = 0.70
• E)H₀ : p = 0.75 and H_A : p ≠ 0.75

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Definitions:

Unfair Labor Practices

Improper employment practices by either an employer or a union.

Cleveland

A city located in the state of Ohio, United States, known for its rich cultural heritage and as a major economic center.

Fairbanks

Fairbanks is a city located in the interior region of the state of Alaska, United States, known for its cold climate, beautiful northern lights, and as a hub for the oil and gas industries.

Big Union

A large labor union representing a significant number of workers, often influential in negotiating employment terms and conditions on their behalf.