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Question 26 (4 points) Saved Consider X randomly selected samples taken from a normal distribution. The population mean is believed to be 37.2. X =
Question 26 (4 points) Saved Consider X randomly selected samples taken from a normal distribution. The population mean is believed to be 37.2. X = (28.8, 28.9, 38.3, 34.2, 41.5, 34.9, 28.2, 38.1, 33.9, 31.5) Ho : u = 37. 2, Ha : u # 37. 2 The t statistic and corresponding p-value is given as below; t = -2.3501, df = 9, p-value = 0.0433 alternative hypothesis: true mean is not equal to 37.2 95 percent confidence interval: 30.58616 37.07384 sample estimates: mean of x 33.83 Which on of the following statements is true; 95% of the times, the population mean will be between 30.59 and 37.07 interval. 95% of the times, the sample mean will be between 30.59 and 37.07 interval. ()5% of the times, the sample mean will be outside 30.59 and 37.07 interval. )5% of the times, the population mean will be between 30.59 and 37.07 interval.Question 27 (4 points)
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