The normal monthly rainfall in a city is given in the following table. Month Inches Jan. 0.7 Feb. 0.7 mean standard deviation Mar. 0.9 Apr. May June 0.2 0.1 0.1 Month July Aug. Sept. Oct. Nov. Inches 0.8 1.1 0.9 0.7 0.7 Dec. 1.1 (a) Find the mean and standard deviation of the monthly rainfall in the city. (Round your answers to two decimal places.) in in (b) What percent of the year will the monthly rainfall be within one standard deviation of the mean? (Round your answer to the nearest whole number.) % (c) What percent of the year will the monthly rainfall be within two standard deviations of the mean? (Round your answer to the nearest whole number.) %
The normal monthly rainfall in a city is given in the following table. Month Inches Jan. 0.7 Feb. 0.7 mean standard deviation Mar. 0.9 Apr. May June 0.2 0.1 0.1 Month July Aug. Sept. Oct. Nov. Inches 0.8 1.1 0.9 0.7 0.7 Dec. 1.1 (a) Find the mean and standard deviation of the monthly rainfall in the city. (Round your answers to two decimal places.) in in (b) What percent of the year will the monthly rainfall be within one standard deviation of the mean? (Round your answer to the nearest whole number.) % (c) What percent of the year will the monthly rainfall be within two standard deviations of the mean? (Round your answer to the nearest whole number.) %
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:The normal monthly rainfall in a city is given in the following table.
Month
Inches
Month
Inches
Jan.
0.7
Feb. Mar. Apr. May
0.7
0.1
July Aug. Sept. Oct.
1.1
in
Nov.
0.7
in
June
Dec.
(a) Find the mean and standard deviation of the monthly rainfall in the city. (Round your answers to two decimal places.)
a mean
standard deviation
200
(b) What percent of the year will the monthly rainfall be within one standard deviation of the mean? (Round your answer to the nearest whole number.)
%
(c) What percent of the year will the monthly rainfall be within two standard deviations of the mean? (Round your answer to the nearest whole number.)
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