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Question 1: The standard error of the mean must equal:
a) the standard deviation of the sample's distribution of individual scores
b) the standard deviation of the entire population's distribution of individual scores
c) the "average" of the sample's distribution of individual scores and the population's distribution of individual scores
d) the standard deviation of the entire sampling distribution of means
Question 2: One measure of the overall sampling error in the entire distribution of sample means is the:
a) standard error of the mean
b) population mean
c) population median
d) sample's true amount of bias
Enter data into SPSS (use two columns: one for coding {0, 1, 2, 3, 4, 5} and one for DV)
From her district, consisting of several hundred stores, she selects a random sample of 30 stores. For each store she gathered the following information.
The Wilcoxon signed rank statistic, The mean for the Wilcoxon signed rank test and The P-value for the Wilcoxon signed rank test
Suppose the likelihood that any flight on Northwest Airlines arrives within 15 minutes of scheduled time is .90. We choose four flights from yesterday for study.
Assume the population standard deviations are not the same. At the .05 significance level, is there a difference in the mean waiting time?
Could mud-wrestling be the cause of a rash contracted by University of Washington students in the spring of 1992? Two physicians at the University of Washington health center wondered this when one male and six female students complained of rashes..
what percent of the total number of seeds germinated?
By using this data and incorporating seasonal effects, predict quarterly turnover for 2010.
To determine if this is evidence that students perform worse under uncomfortable conditions, The P-value of a test
Find the probability of getting a head and rolling a six
Be sure to include information about how you would use the concept of probabilities to apply to profiles for hiring more satisfied individuals.
Describe the sampling distribution of the sample proportion
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