The pulse rates of 154 randomly selected adult males vary from a low of 44 bpm to a high of 112 bpm. Find the minimum sample size required to estimate the mean pulse rate of adult males. Assume that we want 98% confidence that the samplemean is within 4 bpm of the population mean. Complete parts (a) through (c) below.a. Find the sample size using the range rule of thumb to estimate o.(Round up to the nearest whole number as needed.)b. Assume that o = 12.4 bpm, based on the value s 12.4 bpm from the sample of 154 male pulse rates.(Round up to the nearest whole number as needed.)c. Compare the results from parts (a) and (b). Which result is likely to be better?The result from part (a) isthe result from part (b). The result fromis likely to be better becausethe same size assmaller thanlarger thanEnter your answer in each of the answer boxes.esc24delete4.QWETtabreturnFGJScaps lockCVshift00HIB#3

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Description: The pulse rates of 154 randomly selected adult males vary from a low of 44 bpm to a high of 112 bpm. Find the minimum sample size required to estimate the mean pulse rate of adult males. Assume that we want 98% confidence that the samplemean is with

Standard Deviation = σ = (max-min)/4 = (112-44)/4 = 17 Margin of Error = E = 4 Confidence Level…

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The pulse rates of 154 randomly selected adult males vary from a low of 44 bpm to a high of 112 bpm. Find the minimum sample size required to estimate the mean pulse rate of adult males. Assume that we want 98% confidence that the sample mean is within 4 bpm of the population mean. Complete parts (a) through (c) below. a. Find the sample size using the range rule of thumb to estimate o. (Round up to the nearest whole number as needed.) b. Assume that a= 12.4 bpm, based on the values124 bpm trom the sample of 154 male pulse rates (Round up to the nearest whole number as needed.) c. Compare the results from parts (a) and (b). Which result is kaly to be better? The result from part (a) is the result from part (b). The result from Vs likely to be better because the same size as amaler than larger than

The pulse rates of 154 randomly selected adult males vary from a low of 44 bpm to a high of 112 bpm. Find the minimum sample size required to estimate the mean pulse rate of adult males. Assume that we want 98% confidence that the sample mean is within 4 bpm of the population mean. Complete parts (a) through (c) below. a. Find the sample size using the range rule of thumb to estimate o. (Round up to the nearest whole number as needed.) b. Assume that a= 12.4 bpm, based on the values124 bpm trom the sample of 154 male pulse rates (Round up to the nearest whole number as needed.) c. Compare the results from parts (a) and (b). Which result is kaly to be better? The result from part (a) is the result from part (b). The result from Vs likely to be better because the same size as amaler than larger than

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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Concept explainers

2-Proportion Test

In a 2-proportion test, two separate proportions are measured at the same time, and their similarity is evaluated. It is also known as a 2-proportion z-test, and a comparison of two different proportions is done in this method.

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Question

The pulse rates of 154 randomly selected adult males vary from a low of 44 bpm to a high of 112 bpm. Find the minimum sample size required to estimate the mean pulse rate of adult males. Assume that we want 98% confidence that the sample
mean is within 4 bpm of the population mean. Complete parts (a) through (c) below.
a. Find the sample size using the range rule of thumb to estimate o.
(Round up to the nearest whole number as needed.)
b. Assume that o = 12.4 bpm, based on the value s 12.4 bpm from the sample of 154 male pulse rates.
(Round up to the nearest whole number as needed.)
c. Compare the results from parts (a) and (b). Which result is likely to be better?
The result from part (a) is
the result from part (b). The result from
is likely to be better because
the same size as
smaller than
larger than
Enter your answer in each of the answer boxes.
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