10. Stock Prices A random sample of stock prices per share (in dollars) is shown. Find the 90% confidence interval for the variance and standard deviation for the prices. Assume the variable is normally distributed. 26.69 13.88 28.37 12.00 75.37 7.50 47.50 43.00 3.81 53.81 13.62 45.12 6.94 28.25 28.00 60.50 40.25 10.87 46.12 14.75
10. Stock Prices A random sample of stock prices per share (in dollars) is shown. Find the 90% confidence interval for the variance and standard deviation for the prices. Assume the variable is normally distributed. 26.69 13.88 28.37 12.00 75.37 7.50 47.50 43.00 3.81 53.81 13.62 45.12 6.94 28.25 28.00 60.50 40.25 10.87 46.12 14.75
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section: Chapter Questions
Problem 22SGR
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