Home x Content / QNT/375T: Business X zy Section 4.1 - QNT/375T: Busin( X + C a learn.zybooks.com/zybook/QNT_375T_56038237/chapter/4/section/1 Update : =zyBooks My library > QNT/375T: Business Data Analytics home > 4.1: Confidence intervals zyBooks catalog Help/FAQ Jasmine Villanueva Challenge activities CHALLENGE ACTIVITY 4.1.1: Confidence intervals for population mean. 433666.2950350.qx3zay7 Jump to level 1 A clothing retailer is interested in the average waist size of men. A sample is taken with the results given below. Column1 Mean 41.39 What is the sample statistic? ~ = 1 Standard Error 1.033 Median 41 What is the point estimate for the average waist size? Mode 41 Standard Deviation 5.466 What is the level of confidence as a decimal? Ex: 0.55 Sample Variance 29.88 Kurtosis 0.474 What is the margin of error? Ex: 1.234 Skewness 0.608 Range 21 What is the confidence interval? [ Minimum 32 Maximum 53 Sum 1159 Count 60 Confidence Level(95.0%) 2.119 2 Check Next Feedback