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Self-fulfilling prophecies refer to beliefs or expectations that can bring about enhanced (or impaired) performance. Research by Eden (2003) and his colleagues have demonstrated how self-fulfilling prophecies can affect actual job performance. For example, Eden and Zuk (1995) randomly assigned naval cadets to a control and experimental condition, with those in the experimental condition led to believe that they could overcome seasickness and perform well even during rough seas. Their results showed that those in the experimental condition actually reported less seasickness and performed better than cadets who were assigned to the control condition. Suppose you replicated their study. Below are performance scores from the experimental (X) and control (Y) conditions. (a) Use IBM SPSS to conduct a two-tailed hypothesis test with .01. (b) Although IBM SPSS does not report effect size r, use information in the IBM SPSS output to calculate r.
MATH1550H: Assignment: Question: A word is selected at random from the following poem of Persian poet and mathematician Omar Khayyam (1048-1131), translated by English poet Edward Fitzgerald (1808-1883). Find the expected value of the length of th..
MATH1550H: Assignment: Question: what is the least number of applicants that should be interviewed so as to have at least 50% chance of finding one such secretary?
MATH1550H: Assignment: Question: Experience shows that X, the number of customers entering a post office during any period of time t, is a random variable the probability mass function of which is of the form
MATH1550H: Assignment:Questions: (Genetics) What is the probability that at most two of the offspring are aa?
MATH1550H: Assignment: Questions: Let’s assume the department of Mathematics of Trent University has 11 faculty members. For i = 0; 1; 2; 3; find pi, the probability that i of them were born on Canada Day using the binomial distributions.
Caselet on McDonald’s vs. Burger King - Waiting time
Generate descriptive statistics. Create a stem-and-leaf plot of the data and box plot of the data.
Problems on Sampling Variability and Standard Error and Confidence Intervals
Estimate the population mean
Conduct a marketing experiment in which students are to taste one of two different brands of soft drink
Find out the probability
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