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Using the raw measurement data presented below, calculate the t value for independent groups to determine whether or not there exists a statistically significant difference between the salaries of female and male human resource managers. Develop a research question, testable hypothesis, confidence level (i.e. set your alpha level), and degrees of freedom. Draw the appropriate conclusions with respect to female and male human resource manager salary levels.
Salary Level:
Female HR Directors
Male HR Directors
$50,000
$58,000
$75,000
$69,000
$72,000
$73,000
$67,000
$54,000
$55,000
$63,000
$52,000
$53,000
$68,000
$70,000
$71,000
$60,000
Replacement times for CD players are normally distributed with a mean of 7.1 years and standard deviation of 1.4years. Find the probability that a randomly selected CD player will
Consider the sample of 60 package design ratings given in the table below. A Sample of Package Design Ratings (Composite S
Assumption of extrapolation
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the two regrassion line will pass through the point (x,y)
The box plot displays the diversity of data for the totexp; the data ranges from 30 being the minimum value and 390 being the maximum value. The box plot is positively skewed at 1.
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Of the 6,325 kindergarten students who participated in the study, almost half or 3,052 were eligible for a free lunch program. The categorical variable sesk (1 == free lunch, 2 = n
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programming
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