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Question: Deceiving subjects Students sign up to be subjects in a psychology experiment. When they arrive, they are told that interviews are running late and are taken to a waiting room. The experimenters then stage a theft of a valuable object left in the waiting room. Some subjects are alone with the thief, and others are in pairs-these are the treatments being compared. Will the subject report the theft?
(a) The students had agreed to take part in an unspecified study, and the true nature of the experiment is explained to them afterward. Does this meet the requirement of informed consent? Explain.
(b) What two other ethical principles should be followed in this study?
Using the probabilities above what is the expected size of family you draw?
dizio tv company has recently invested in manufacturing processes to enhance the quality of their products. in testing
Use the Standard Normal Table to find the probability. An airline knows from experience that the distribution of the number of suitcases that get lost
You are given following information on residents' responses, broken down by sex. Determine the probability that resident is a man and opposes the bridge?
Suppose that 23% of the people that will buy apple, while 77% do not. Assume that each person is independent of the any other.
Calculate a four-quarter weighted moving average for the number of America Online (AOL) subscribers for the nine quarters of data. The data are reported in thousands.
If two randoom samples of sizes n1 = 30 and n2 = 36 are selected independently from two populations with mean 78 and 85, and with standard deviations 12 and 15, respectively, then the standard error of the difference between Xbar1 and Xbar2 are eq..
in a certain city 40 consider themselves conservatives c 35 liberals l and 25 independents i. during a particular
Construct a 95% confidence interval for the mean age of all customers, assuming that the assumptions and condi- tions for the confidence interval have been met.
Suppose you forecast that the Swiss franc will appreciate by 3 percent over the next year, but you realize that there is much uncertainty surrounding your forecast.
Let be a random variable that follows a Poisson distribution,- Find the joint PMF of M and N. - Find the marginal PMF.
Linda invests her money in a portfolio that consists of 70% Fidelity 500 Index Fund and 30% Fidelity Diversi?ed International Fund.
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