Question: 0 Question 2 v If n = 30, i = 40, and s = 10, construct a confidence interval at a 99 % confidence level.

0 Question 2 v If n = 30, i = 40, and s = 10, construct a confidence interval at a 99 % confidence level. Assume the data came from a normally distributed population. Give your answers to one decimal place. I:J Next Question Question 3 A hypothesis test was conducted to investigate whether the population mean age of college students at Osler city is different from 22. a) This is a O left-tailed test. O two-tailed test. O right-tailed test. O half-way test. b) Select a correct formulation of the appropriate hypotheses: OHo: u 22 OHo: M = 22 H1: u > 22 H1: u 22 O Ho: M * 22 H1: u > 22 Hi: u

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