Question
In: Statistics and Probability
n a recent Super Bowl, a TV network predicted that 33 % of the audience would...
n a recent Super Bowl, a TV network predicted that 33 % of the audience would express an interest in seeing one of its forthcoming television shows. The network ran commercials for these shows during the Super Bowl. The day after the Super Bowl, and Advertising Group sampled 123 people who saw the commercials and found that 37 of them said they would watch one of the television shows. Suppose you are have the following null and alternative hypotheses for a test you are running: H 0 : p = 0.33 H a : p ≠ 0.33
(a) Calculate the sample test statistic: ˆ p =
(b) Calculate the standardarized test statistic (the z-score). z =
Solutions
Expert Solution
a) 
Sample test statistic
b) Standardised test statistic Z score = -0.688
orchestra answered 2 years agoRelated Solutions
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