The resting heart rates for a sample of individuals arenormally distributed with a mean of 70 BPM (beats perminute) and a standard deviation of 5 BPM.Use the Empirical Rule (68-95-99.7 Rule) to answer thequestions below.The percentage of heart rates greater than 85 BPM is%.The percentage of heart rates between 55 BPM and 70BPM is %.The percentage of heart rates between 60 BPM and 80BPM is %.The percentage of heart rates between 70 BPM and 75BPM is %.

Answered: Image /qna-images/answer/90c24a4c-cd6f-4001-ad07-b1a90e1e2516.jpg

Answered: The resting heart rates for a sample of…

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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The mean is 146 and the standard deviation is 35. A score of 41 is how many z-scores below the mean?
The police reported that the average driver exceeds the 50 miles per hour speed limit by more than 9 miles per hour on the busiest street in a small town. A sample of 63 randomly selected cars were clocked by airplane radar. The average speed was 57.5 miles per hour, and the standard deviation of the speeds was 4.17 miles per hour. Determine if the average speed is greater than what the police department reported. Which parameter(s) are you given? Mark all that apply. p μ σ none Which statistic(s) are you given? Mark all that apply. ¯x ˆp ˆq s x none What is the problem asking you to do? Estimate a parameter Test a given parameter
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of error, Claim: The standard deviation of pulse rates of adult males is more than 11 bpm. Fora random sample of 148 adult males, the pulse rates have a standard deviation of 11.6 bpm. Find the value of the test statistic. r7 *.* The value of the test statistic is (Round to two decimal places as needed.)
IQ scores of people around the world are normally distributed, with a mean of 100 and a standard deviation of 15. A genius is someone with an IQ greater than or equal to 145. What percent of the population is considered a genius? answer as a percent rounded to 2 decimal places
Assume that the mean height of men in the United States is 70 inches, with a standard deviation of 3 inches. A particular man is 80 inches tall. Find the z-score of his height. (Round to two decimal places.)
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population mean is 533.7 and standard deviation is 129.4. suppose you do not know population mean in a random sample of 75 the average spent is 550. find a 98.1% CI for population mean
A manufacturer of light bulbs finds that one light bulb model has a mean life span of 1025 h with a standard deviation of 83 h.Find the z-scores for lightbulbs which last 850 and 900 h. (Round your answers to two decimal places.) 850 h: z = 900 h: z =

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