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A pair of dice is rolled 270 times. Using the normal curve approximation, what is the probability that a total of 7 occur:
(show all calculations)
A. at least 52 times?
B. Between 41 and 63 times inclusive?
C. Exactly 36 times?
Statistics and Probability, Statistics
A political researcher wants to determine if there is an association between gender (male, female) and political party affiliation (Democrat, Republican, Independent). What type of statistical test should be used?
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A sample of 175 randomly selected students, found that the proportion of students planning to travel home for thanksgiving is 0.64 What is the standard deviation of the sampling distribution.
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A gambler plans to play the casino dice game called craps, and he plans to place a bet on the "pass line." Let A be the event of winning. Based on the rules used in almost all casinos, P(A) = 244/495. Describe the event ...
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List three ways organizations provide context for their financial ratios, in other words what is the basis of on which they compare their results?
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