Q1)Salary information regarding male and female employees of a large company is shown below. MaleFemaleSample Size6436Sample Mean Salary (in $1000)4441Population Variance ()12872Q2) Please select the best answer. If you are interested in testing whether or not the population average salary of males is significantly greater than that of females, at α = .05, the conclusion is that the population: a.average salary of males is significantly greater than females. b.average salary of males is significantly lower than females. c.salaries of males and females are equal. d.average salary of males is greater than females cannot be proved.Q2)In order to determine whether or not there is a significant difference between the mean hourly wages paid by two companies (of the same industry), the following data have been accumulated. Please calculate the p-value. Company ACompany BSample size8060Sample mean$16.75$16.25Population standard deviation$1.00$.95The p-value is ____.

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Description: Q1)Salary information regarding male and female employees of a large company is shown below. MaleFemaleSample Size6436Sample Mean Salary (in $1000)4441Population Variance ()12872Q2) Please select the best answer. If you are interested in testing wh

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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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Q1)

Salary information regarding male and female employees of a large company is shown below.

	Male	Female
Sample Size	64	36
Sample Mean Salary (in $1000)	44	41
Population Variance ()	128	72

Q2) Please select the best answer. If you are interested in testing whether or not the population average salary of males is significantly greater than that of females, at α = .05, the conclusion is that the population:

	a.	average salary of males is significantly greater than females.
	b.	average salary of males is significantly lower than females.
	c.	salaries of males and females are equal.
	d.	average salary of males is greater than females cannot be proved.

Q2)

In order to determine whether or not there is a significant difference between the mean hourly wages paid by two companies (of the same industry), the following data have been accumulated. Please calculate the p-value.

	Company A	Company B
Sample size	80	60
Sample mean	$16.75	$16.25
Population standard deviation	$1.00	$.95

The p-value is ____.

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