One Population Mean Inference

Data Summary

Variable	Sample Size	Mean	Sample Std Dev
MPG	82	33.7817	10.0046

Normal-Based Confidence Interval

95% Confidence interval

Variable	Mean	Std Error	Lower CL	Upper CL	Margin of Error
MPG	33.7817	1.10482	31.6163	35.9471	2.16541

Bootstrap-Based Confidence Interval
MPG

Confidence level = 95%
Sample mean = 33.78171
Bootstrap Std Error = 1.091078
Number of replications = 10000 ; Random generator seed = 100

Variable	Method	Lower CL	Upper CL	Width
MPG	Percentile	31.6865	35.9866	4.30012

Distribution of Bootstrap Replications of Sample Mean
MPG

Number of replications = 10000, Random generator seed = 100

, The graph shows the distribution of bootstrap replicates of MPG , 5% tail area , Percentile confidence limits , Observed sample mean