Based on the Nielsen ratings,the local CBS affiliate claims its 11 p.m. newscast reaches 41% of the viewing audience in the area. In a survey of 100 viewers,36% indicated that they watch the late evening news on this local CBS station. What is the null hypothesis? A)H₀: π = 0.36 B)H₀: π = 0.41 C)H₀: π ≠ 0.36 D)H₀: µ = 0.41

Question

Quizplus · Accepted Answer

The null hypothesis is always a statement of no difference or no effect. In this case, the null hypothesis is that the proportion of viewers who watch the late evening news on this local CBS station is equal to the claimed reach of 41% (π = 0.41), which is what the local CBS affiliate claims. Therefore, the correct null hypothesis is H₀: π = 0.41. Option B is the only one that states this.

Based on the Nielsen Ratings,the Local CBS Affiliate Claims Its