A Survey Claims That 7 Out of 10 Customers Recommend $H _ { 0 } : \mathrm { p } = 0.70 \text { and } H _ { A } : \mathrm { p } \neq 0.70$

question 21

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.

• A) \(H _ { 0 } : \mathrm { p } = 0.70 \text { and } H _ { A } : \mathrm { p } \neq 0.70\)
• B) \(H _ { 0 } : \mathrm { p } = 0.70 \text { and } H _ { A } : \mathrm { p } > 0.75\)
• C) \(H _ { 0 } : \mathrm { p } = 0.70 \text { and } H _ { A } : \mathrm { p } < 0.70\)
• D) \(H _ { 0 } : \mathrm { p } \neq 0.70 \text { and } H _ { A } : \mathrm { p } = 0.70\)
• E) \(H _ { 0 } : \mathrm { p } = 0.75 \text { and } H _ { A } : \mathrm { p } \neq 0.75\)

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Definitions:

Automatically Logs

The process by which a system records events, transactions, or activities without manual intervention.

University Computer

A computer provided or used within a university setting, often for academic or administrative purposes.

Biometrics

The science and technology of authentication (i.e., establishing the identity of an individual) by measuring the subject’s physiological or behavioral characteristics.

User

An individual or entity that utilizes software, a system, or a service for their own purposes or benefit.