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Suppose that 75% of adult Americans agree that, while downloading music from the Internet and then selling it is piracy and should be prohibited, downloading for personal use is an innocent act and should not be prohibited. We will take a random sample of 50 American adults and ask them if they agree with the statement. Then the sampling distribution of the sample proportion of people who answer yes to the question is:
A) approx normal with mean of .75 and standard error .0612
B) approx normal with unknown mean and standard deviation
C) binomial with n=50 and p=.75
D) neither normal or binomial
for a poll 43 of 21944 people polled answered yes to the given question. given that 43 is the best estimate of the
Calculate the difference scores and find MD for the following data from a repeated-measures study. The data below are from an independent-measures experiment comparing three different treatment conditions.
Design a calculator simulation to estimate the probability described in (a). Describe your simulation method clearly enough so that a classmate could carry it out without further explanation from you.
the length of time in seconds that a user views a page on a web site before moving to another page is a lognormal
He can award a bonus to 20 percent of the representatives. What is the cutoff point between those who earn a bonus and those who do not?
Monte Carlo sampling makes the assumption that all parameters of an alternative are: A. Independent B. Dependent C. Equal to 1.0 D. Probability distribution
the most accurate statement about research articles in psychology is thata normal curves and probabilities are almost
Give a work example and perform a hypothetical 2 population hypothesis test. Create a scenario and do a hypothesis testing example for ANOVA. Give the result and explain what it means.
question 1 explain and describea the difference between population mean and sample mean.b the concept of estimation
The personnel manager at a company wants to investigate job satisfaction among the female employees. One evening after a meeting, she talks to all 30 female employees who attended the meeting.
In doing so, you collect a random sample of 50 salespersons employed by his company, which is thought to be representative of sales staffs of competing organizations in the industry. The collected random sample of size 50 showed that only 18 were ..
Find a mean of 24.8 with a standard deviation of 3.1 years. What is the probability that you will find another sample with a mean greater than 24.8 years.
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