Home X Discussion x QNT/275 - Podcast 8 X zy Section 4.1 - QNT/375T: Busin( X Course Hero X + 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 V A clothing retailer is interested in the average waist size of men. A sample is taken with the results given below. Column1 Mean 41.74 What is the sample statistic? X = Ex: 1.23 Standard Error 1.406 Median 39 What is the point estimate for the average waist size? Mode 39 Standard Deviation 6.127 What is the level of confidence as a decimal? Ex: 0.55 Sample Variance 37.54 Kurtosis -0.86 0.582 What is the margin of error? Ex: 1.234 Skewness Range 20 Minimum 32 What is the confidence interval? [ Maximum 52 Sum 793 Count 19 Confidence Level(99.0%) 4.046 2 Check Next Feedback