74. Calculate Median and Arithmetic Mean from the following series:5 men get less than Rs. 5,00012 men get less than Rs. 10,00022 men get less than Rs. 15,00030 men get less than Rs. 20,00036 men get less than Rs. 25,00040 men get less than Rs. 30,000Ràn

Answered: 74. Calculate Median and Arithmetic…

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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30) The numbers below represent the amount of precipitation, in inches, on January Ist in elev different U.S. cities. Find the mean precipitation. 0.141 0.087 0.123 0.086 0.103 0.108 0.125 0.082 0.134 0.137 0.071
Che
The number of hours worked (per week) by 400 statistics students are shown below in Table 1. Number of Hours Frequency 0 - 9 20 10 - 19 80 20 - 29 200 30 - 39 100 Refer to Table 1. ' 1. The class width for this distribution Group of answer choices is 39, which is: the largest value minus the smallest value or 39 - 0 = 39. is 10. is 9. varies from class to class. 2.The number of students working 19 hours or less Group of answer choices is 180. is 300. is 100. is 80. 3.The relative frequency of students working 9 hours or less Group of answer choices is 0.95. is 100. is 20. is 0.05.
Q3.a. Find out the variance of first n natural numbers. b. The arithmetic mean of two non-negative numbers is 5. Find out its standard deviation?
arsSHar 32. Find the Geometric mean from the following frequency distribution of the marks: Marks No. of students Marks 1eem No. of students sem 4-8 6. 24-28 12 8-12 10 28-32 10 12-16 18 32-36 6. 16-20 30 36-40 20-24 15
3. The fill volume of an automated filling machine used for filling cans of carbonated beverage isnormally distributed. Suppose that the mean of the filling operation can be adjusted easily, but thestandard deviation remains at 0.4 fluid ounce.a. At what value should the mean be set so that 99.9% of all cans exceed 12 fluid ounces?b. At what value should the mean be set so that 99.9% of all cans exceed 12 fluid ounces if thestandard deviation can be reduced to 0.09 fluid ounce?
21. Find the Mean and Standard Deviation of first n natural numbers.
Average monthly wages (per employee) in 4 sectors of an economy are as follows: industry: 2000 dinars, building: 2200 dinars, agriculture: 1500 dinars, services: 1800 dinars. Number of people employed in the four sectors are 5 million, 2 million, 6 million, and 2 million, respectively. Using the concept of harmonic mean compute the average monthly wages in the economy under consideration.

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74. Calculate Median and Arithmetic Mean from the following series: 5 men get less than Rs. 5,000 12 men get less than Rs. 10,000 22 men get less than Rs. 15,000 30 men get less than Rs. 20,000 36 men get less than Rs. 25,000 40 men get less than Rs. 30,000 ARRàn