2 The following bootstrap output is for mileage of a random

2. The following bootstrap output is for mileage of a random sample of 25 mustang cars.

Based on a 90% confidence interval, which of the following would not be a plausible value of the population mean, ?? Explain why it wouldn?t be.

a) 60.01

b) 80.01

c) 55

d) 52

3. Which of the following p-values would provide more evidence in support of the alternate hypothesis and against the null hypothesis? Explain your answer.

a) 0.15

b) 0.85

c) 0.009

d) 0.05

Bootstrap a statistic Options Resample: Bootstrap results for 1000 resamples: 2.5th percentile 5th percentile Median 95th percentile 50,06 52.096 66.602 80.0121- 1 time 5 times 1000 times Resamples: 98 985 986 987 988 989 990 991 992 993 994 995 996 997 998 1 ROW Miles var2 115.1 140 120 100 80 60 2 26.1 4 5 6 61.9 86.4 61.9 18.2 136.2 8 9 20 12 13 61.9 26.1 0 Graph 30 40 50 60 70 80 90 Bootstrap Distribution for Mean 1000 I Mean 50.336

Solution

The following bootstrap output is for mileage of a random sample of 25 mustang cars.

Based on a 90% confidence interval, which of the following would not be a plausible value of the population mean,