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There are infinitely many primes of the form n^2 - 1. Please list at least 4 of these primes. (I hope it is just as easy as I think, but is there any work to this?)
Mention the experimental outcomes. Illustrate out a random variable threat that represents the number of heads occurring on the two tosses.
To evaluate the effect of a treatment , a sample of n=9 is obtained from a population with a mean of m=40 and the treatment is administered to the individuals is found to be M-33
Determine the probability that of a Type I error using decision rule if population mean is in fact 800 kilowatts per day?
How large a sample is needed to estimate the true proportion of covered children with 90% confidence with a confidence interval of .05.
Using the .05 level of significance: a) Is there a difference among types of gasoline? b) Is there a difference in the cars?
A recent study indicated that 29% of the 100 women over age 55 in the study were widows. If no estimate of the sample proportion is available how large should the sample be?
Find the probability of getting a head and rolling a six
Explain the relationship between sample size and the likelihood of a statistically significant difference between the measured values of two groups.
Describe five data collection techniques in your own words. Be sure to cite any sources you used. Explain why the examination of collected data is so important.
If you were designing a study which group, a population or a sample, would you gather data from and why? Provide an explanation regarding whether or not the standard deviation is a biased or unbiased estimate.
At the end of 24 weeks of treatment, subjects were classified as responders or non-responders to treatment based on a battery of psychological tests.
An upper-level sociology class at a large urban university has 120 students, including 34 seniors, 57 juniors, 22 sophomores and 7 freshmen.
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