. A sociologist is studying the ages of “death-row” inmates. She obtains a random sample of 33 inmates on death row and finds a mean age of 37.2 years and a standard deviation of 8.4 years A. Estimate with 90% confidence the mean age among all death-row inmates. B. What assumptions are necessary for your procedure in part A to be considered valid?

. A sociologist is studying the ages of “death-row” inmates. She obtains a random sample of 33 inmates on death row and finds a mean age of 37.2 years and a standard deviation of 8.4 years A. Estimate with 90% confidence the mean age among all death-row inmates. B. What assumptions are necessary for your procedure in part A to be considered valid?

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018

18th Edition

ISBN:9780079039897

Author:Carter

Publisher:Carter

Chapter10: Statistics

Section10.4: Distributions Of Data

Problem 19PFA

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Question

5. A sociologist is studying the ages of “death-row” inmates. She obtains a random sample of 33
inmates on death row and finds a mean age of 37.2 years and a standard deviation of 8.4 years

A. Estimate with 90% confidence the mean age among all death-row inmates.

B. What assumptions are necessary for your procedure in part A to be considered valid?

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