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describe the mean, median and mode for the given data
Using the subsequent sample
28, 30, 24, 30, 32, 40, 22, 25, 26, 34
1) Find the mean
2) Find the median
3) Find the mode
Statistics and Probability, Statistics
1. Explain the rationale behind time series designs. 2. Describe the simple interrupted time series design. 3. Why is contemporary history a threat to internal validity in a simple interrupted time series design?
Suppose that the number of men equals the number of women, and that Vera is last on the preference list of every man. Prove that under every stable matching, Vera is matched to the same man. Who is the unlucky guy?
Subway footlongs are supposed to be 12 inches long. You strongly suspect that Subway is up to its old tricks and is reducing the size of its delicious sandwiches. For your research, you randomly sample Subways and eat 10 ...
According to an article in Newsweek, the natural ratio of girls to boys is 100:105. In China, the birth ratio is 100: 114 (46.7% girls). Suppose you don't believe the reported figures of the percent of girls born in Chin ...
The following data represents a random sample of number of shares of a pharmaceutical company's stock traded for 20 days in 2000. 3.99 8.91 10.41 7.53 13.85 5.3 9.7 8.95 12.11 13.26 4.25 8.55 11.6 6.76 27.55 7.72 10.15 4 ...
1. Prove that, if v is the minimax representation of a strategic-form game, then v must be superadditive. 2. Suppose that there are three firms producing the same product. Firm 1 is a small firm and can produce either ze ...
1. How do mixed/ expericorr designs differ from other experimental designs? 2. Distinguish between an independent variable and a subject variable.
A random sample of 1,260 adults living in New York city was asked (among other things) to name their favorite sports (to watch). Of the 670 females in the survey, 375 indicated that baseball was their favorite sport. Of ...
What is the difference between inter participant and intra participant variance? Which of these types of variance is more closely related to error variance in group experimental designs? Which type is of primary interest ...
1. What is the central difficulty involved in obtaining simple random samples from large populations? 2. How does cluster sampling solve the practical problems involved in simple random sampling?
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