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Assume that the significance level is alpha equals α=0.01. Use the given information to find the P-value and the critical value(s).   With H1: p≠1/2, the test statistic...

The claim is that the proportion of adults who smoked a cigarette in the past week is less than 0.30,and the sample statistics include n=1334 subjects with 387 saying that they smoked a cigarette...

The mean of a random sample of n observations drawn from a N(μ,σ2) distribution is denoted by x̄ . Given that P( |x̄ -μ|) >0.5σ) < 0.05 a) find the smallest value of n b)...

A group of freshmen at a local university consider joining the equestrian team. Students choose Western riding with probability P = 0.35, dressage with probability P = 0.45, and jumping with probability...

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