Xifi380051191the variance for the following data175204243321Find2,4,5,6,8,17

Given information: x F 4 3 8 5 11 9 17 5 20 4 24 3 32 1

Answered: Xi fi 3 لا 8 5 11 9 the variance for…

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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1) The coefficient of variation for males is? 2)The coefficient of variation for females is? 3) Compare the variability of grade point averages of males and females. Choose the correct answer below. A)The grade point averages of females and males do not vary. B)The grade point averages of females are more variable than males. C) The grade point averages of males are more variable than females. Your answer is not correct. D) The grade point averages of females and males have the same variation.
Answer the questions showing step by step
I need the right answer for a and b.
Based on the hourly incomes (in US dollars) of employees in two different branches at Citibank, which set of incomes has the most variability? You do not have to calculate anything, but you can if you want to. Just take a look at the incomes and determine which set has the most variability based on the definition.
22. Braden is comparing statistics about the prices of DVD players from two different stores. Store A (S) Store B (S) Мean 61 58 Median 57 56 Range IQR MAD 11 7 7 4 4 Part A Compare the measures of center of the data sets. Part B Compare the variability of the data of each store.
Part 3. 1. By relying on the data table below, determine the weighted average of all data. Rounded to the nearest unit.
11. A manager of a department times how many hours each person works within her department. 43 42 24 50 41 28 47 47 39 59 29 31 39 42 What is the mean and median of the data? Group of answer choices Mean = 40.1; Median = 41.5 Mean = 40.0; Median = 42.5 Mean = 40; Median = 42 Mean = 40.8; Median = 47
Part 1. .If b = 0.523, then for every 1 unit increase in the independent variable, there is a 0.523 unit increase in the dependent variable. True or false? 2. .If b = .704, then 70.4% of the variance in the dependent variable can be explained by the variance in the independent variable. In contrast, 29.6% of the variance in the dependent variable can be explained by outside factors. True or false? 3. .If r = 0.444, then for every 1 unit increase in the independent variable, there is a 0.444 unit increase in the dependent variable. True or false?

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Xi fi 3 لا 8 5 11 9 the variance for the following data 17 5 20 14 24 3 32 1 Find