A Survey Claims That 9 Out of 10 Doctors Recommend $\alpha$

question 156

Multiple Choice

A survey claims that 9 out of 10 doctors recommend aspirin for their patients with headaches.To test this claim against the alternative that the actual proportion of doctors who recommend aspirin is less than 0.90, a random sample of 100 doctors was selected.Suppose that the test statistic is - 2.20.Can you conclude that H0 should be rejected at the (a) $\alpha$ = 0.10, (b) $\alpha$ = 0.05, and (c) $\alpha$ = 0.01 level of Type I error?

• A)(a)yes; (b)yes; (c)yes
• B)(a)no; (b)no; (c)no
• C)(a)no; (b)no; (c)yes
• D)(a)yes; (b)yes; (c)no

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Definitions:

Cultural Appropriation

The adoption of cultural elements belonging to an oppressed group by members of the dominant group, without permission and often for the dominant group’s gain.

Hispanic Persona

A social and cultural identity associated with people of Hispanic or Latino origin, characterized by shared history, language, and cultural practices.

Jarabe Tapatío

A traditional Mexican folk dance, often referred to as the Mexican Hat Dance, recognized for its cultural significance and emblematic of Mexican heritage.

Cultural Appropriation

The adoption or use of elements of one culture by members of another culture without understanding or respect, often criticized when involving minority or indigenous cultures by those in more dominant societal positions.