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In testing the hypothesis, Ho: u> or equal to 31.5 and Ha: u<31.5 , using p-value approach, a p-value of 0.0409 was obtained. If σ = 8.7, find out a sample mean which produced this p-value given that sample of size n = 50 was randomly selected.
Statistics and Probability, Statistics
A box contains 3 plain pencils and 5 pens. A second box contains 9 color pencils and 3 crayons. One item from each is chosen at random, what is the probability that a pen from the first box and a crayon from the second b ...
If the difference between two means is not statistically significant, how certain are you that the independent variable really does not affect the dependent variable?
Assignment- Sampling Distributions and Estimation; Hypothesis Testing 1. In a simple random sample from a population of several hundred that's approximately normally distributed, the following data values were collected. ...
1. The independent variable was whether the applicant appeared to have a disability. 2. The dependent variables were participants' ratings of the applicant (such as ratings of how qualified the applicant was, how much th ...
On a 2-D regular (not wrapped-around) mesh, a message from a source (X s , Y s ) is to be sent to a destination (X d , Y d ). If any shortest path can be used, what is the probability that the message follows the shortes ...
1. What are quasi-experimental research designs, and when are they used in behavioral research? What advantages and disadvantages do they have in comparison to experimental research? 2. What are the most important threat ...
Recall that "very satisfied" customers give the XYZ-Box video game system a rating that is at least 42. Suppose that the manufacturer of the XYZ-Box wishes to use the 65 satisfaction ratings to provide evidence supportin ...
In your own words! Question 1: Critique and expand upon the statement: Every college graduate should understand the basic principles of the Operations function of a business. Question 2: Identify three current trends in ...
Carter Motor Company claims that its new sedan, the Libra, will average better than 24 miles per gallon in the city. Use μ, the true average mileage of the Libra. Express the null hypothesis and the alternative hypothesi ...
Explain how you would conduct the study you designed in Question as a matched-subjects design. Question:- Design a randomized groups experiment to test the hypothesis that children who watch an hour-long violent televisi ...
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SECTION ONE (a) In an Atwood Machine, suppose two objects of unequal mass are hung vertically over a frictionless
Part 1: You work in HR for a company that operates a factory manufacturing fiberglass. There are several hundred empl
DETAILS ON ADVANCED ACCOUNTING PAPER This paper is intended for students to apply the theoretical knowledge around ac
Create a provider database and related reports and queries to capture contact information for potential PC component pro
Describe what you learned about the impact of economic, social, and demographic trends affecting the US labor environmen