4. The website realtor.com listed the following sale prices (in $1000s) for a sample of 10 homes sold in 2019 in Los Osos, CA: 525 830 600 180 129 525 350 490 640 475 (a) Calculate and interpret the sample mean and median. (b) Suppose the second observation was 930 instead of 830. How would that affect the mean and median? (c) The two low outliers in the sample were mobile homes. If we excluded those two observations, how would that affect the mean and median? (d) Calculate a 20% trimmed mean by first trimming the two smallest and two largest observations. (e) Calculate a 15% trimmed mean.
4. The website realtor.com listed the following sale prices (in $1000s) for a sample of 10 homes sold in 2019 in Los Osos, CA: 525 830 600 180 129 525 350 490 640 475 (a) Calculate and interpret the sample mean and median. (b) Suppose the second observation was 930 instead of 830. How would that affect the mean and median? (c) The two low outliers in the sample were mobile homes. If we excluded those two observations, how would that affect the mean and median? (d) Calculate a 20% trimmed mean by first trimming the two smallest and two largest observations. (e) Calculate a 15% trimmed mean.
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section: Chapter Questions
Problem 8SGR
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