For a recent 10k run, the finishers are normally distributed with mean 56 minutes and standard deviation 10 minutes. Complete parts (a) through (d) below. Click here to view page 1 of the standard normal distribution table. Click here to view page 2 of the standard normal distribution table. ..... a. Determine the percentage of finishers with times between 45 and 75 minutes. Approximately % of finishers had times between 45 and 75 minutes. Round to two decimal places as needed.) p. Determine the percentage of finishers with times less than 70 minutes. Approximately % of finishers had times less than 70 minutes. Round to two decimal places as needed.) c. Obtain and interpret the 30th percentile for the finishing times. The 30th percentile is minutes. Round to two decimal places as needed.) nterpret the 30th percentile. Select the correct choice below and fill in the answer box(es) to complete your choice. Type integers or decimals rounded to two decimal places as needed.) O A. This percentile means that % of the finishing times are equal to O B. This percentile is the value that is % greater than the smallest finishing time. O C. This percentile is the value that is % less than the average finishing time. O D. This percentile means that % of the finishing times are less than
For a recent 10k run, the finishers are normally distributed with mean 56 minutes and standard deviation 10 minutes. Complete parts (a) through (d) below. Click here to view page 1 of the standard normal distribution table. Click here to view page 2 of the standard normal distribution table. ..... a. Determine the percentage of finishers with times between 45 and 75 minutes. Approximately % of finishers had times between 45 and 75 minutes. Round to two decimal places as needed.) p. Determine the percentage of finishers with times less than 70 minutes. Approximately % of finishers had times less than 70 minutes. Round to two decimal places as needed.) c. Obtain and interpret the 30th percentile for the finishing times. The 30th percentile is minutes. Round to two decimal places as needed.) nterpret the 30th percentile. Select the correct choice below and fill in the answer box(es) to complete your choice. Type integers or decimals rounded to two decimal places as needed.) O A. This percentile means that % of the finishing times are equal to O B. This percentile is the value that is % greater than the smallest finishing time. O C. This percentile is the value that is % less than the average finishing time. O D. This percentile means that % of the finishing times are less 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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Transcribed Image Text:d. Find the ninth decile for the finishing times.
The ninth decile is
minutes.
(Round to two decimal places as needed.)
Transcribed Image Text:For a recent 10k run, the finishers are normally distributed with mean 56 minutes and standard deviation 10 minutes. Complete parts (a) through (d) below.
Click here to view page 1 of the standard normal distribution table.
Click here to view page 2 of the standard normal distribution table.
a. Determine the percentage of finishers with times between 45 and 75 minutes.
Approximately % of finishers had times between 45 and 75 minutes.
(Round to two decimal places as needed.)
b. Determine the percentage of finishers with times less than 70 minutes.
Approximately % of finishers had times less than 70 minutes.
(Round to two decimal places as needed.)
c. Obtain and interpret the 30th percentile for the finishing times.
The 30th percentile is
minutes.
(Round to two decimal places as needed.)
Interpret the 30th percentile. Select the correct choice below and fill in the answer box(es) to complete your choice.
(Type integers or decimals rounded to two decimal places as needed.)
O A. This percentile means that
% of the finishing times are equal to
B. This percentile is the value that is
% greater than the smallest finishing time.
C. This percentile is the value that is
% less than the average finishing time.
D. This percentile means that
% of the finishing times are less than
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