10 Answered Questions for the topic deviation

Deviation Statistics

10/29/21

7.2.21 Statistics Rule of Thumb// HELP PLEASE/ Explain please
Assume that all grade-point averages are to be standardized on a scale between 0 and 4. How many grade-point averages must be obtained so that the sample mean is within 0.011 of the population... more
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Deviation Math Statistics College

06/29/21

test statistic help
Testing:H0:μ=44.6H1:μ<44.6Your sample consists of 46 subjects, with a mean of 44.3 and standard deviation of 1.01.Calculate the test statistic, rounded to 2 decimal places.t=
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10/07/20

What is the proportion
It is estimated that the mean life span of concrete drill bits is 20 hours. Suppose a construction company purchases drill bits that have a lifespan that is approximately normally distributed with... more
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Deviation Chemistry Percentage

01/29/18

Percent Deviation from Ideality
Using the Ideal Gas equation I calculated a temperature of 162K, and with the Van der Waals equation 177K. I need to find the percent deviation from ideality.   Is this correct?   177-162    x... more
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09/12/17

Would it be unusual for one of the test subjects to have a pulse rate of 127.8 beats per​ minute?
A certain group of test subjects had pulse rates with a mean of 84.6 beats per minute and a standard deviation of 11.6 beats per min.   For some reason, I keep getting the incorrect answer for... more
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12/12/16

find the standard deviation
SS = 120 and score or (n) is 30. how do I compute the standard deviation with no individual scores. Variance is 4.14
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03/30/16

Standard Deviation
Consider a nationally recognized standardized college admissions test with scores that are normally distributed, centered at a mean of 21, and have a standard deviation of 4.5. Use the 68-95-99.7... more
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02/05/16

How to do these questions?
The heart rates for puppies are normally distributed, with a mean heart rate of 180 beats per minute (60-160 beats per minute for most adult dogs) with a standard deviation of 6 bpm (beats per... more
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Deviation

11/24/14

15. The National Football League (NFL) polls fans to develop a rating for each football game
15. The National Football League (NFL) polls fans to develop a rating for each football game (NFL website, October 24, 2012). Each game is rated on a scale from 0 (forgettable) to 100 (memorable).... more
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Deviation Dispersion

01/28/13

Discuss deviation and dispersion
Discuss deviation and dispersion
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