**Transcription and Explanation:**The problem presented involves calculating the minimum sample size needed to estimate the mean pulse rate of adult males. The pulse rates of 174 randomly selected adult males range from a low of 41 bpm to a high of 117 bpm. The goal is to achieve 90% confidence that the sample mean falls within 3 bpm of the population mean.**Task:**- **a.** Find the sample size using the range rule of thumb to estimate \( \sigma \).The formula field for \( n = \) is left empty for the user to fill in the calculated result after following the necessary steps.- There is a note: "(Round up to the nearest whole number as needed.)"**Interactive Options:**- "Help me solve this" suggests an interactive aid to guide through the solution process.- "View an example" may provide a similar problem with a solution for reference.- "Get more help" likely connects to further resources or explanations.- A "Clear all" button is available for resetting inputs.- A "Check answer" button is used to verify the solution once entered.**Navigation:**- Buttons for "Previous" and "Next" are present to navigate through different sections or problems.This task provides a real-world application for statistical methods and reinforces concepts such as confidence intervals and sample size estimation.

Given that The pulse rates of 174 randomly selected adult males vary from low of 41 bpm to high of…

Answered: The puise rates of 174 randomly…

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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Consider the information above and in question 1. It is conjectured that the mean number of people attending all 2017 Veterans Day celebrations is 145, and of interest is to test this conjecture versus the alternative that the mean number of people attending all 2017 Veterans Day celebrations is different from 145 people To test the hypothesis, a simple random sample of 41 Veterans Day celebrations was selected and the number of people attending each was recorded. The mean number of people attending for this sample of 41 celebrations was 157, with a standard deviation of 23 people. The distribution of the data was bimodal. If appropriate, use this information to test the hypotheses stated in question 3 at the a = .05 level of significance. O 7 What is the p-value? 0.05 p-value < 0.10 0.0005 0.03 0.001 < p-value < 0.002 0.0008 4-
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1) Asshme that adults have IQ scores that are normally distributed with a mean of 103.1 and a standard deviation 15.6. Find the first quartile Q1, which is the IQ score separating the bottom 25% from the top 75%.(Draw a graph) The first quartile is______(round one decimal as needed) 2)Assume that adults have IQ scores that are normally distributed with a mean of 99.2 and a standard deviation of 21.9. Find the probability that a randomly selected adult has an IQ greater than 136.3.(Draw a graph) The probability that a randomly selected adult from this group has an IQ greater than 136.3 is_____(Round to 4 decimal places as needed)

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