Compute an upper and a lower bound
Use the first two Bonferroni inequalities to compute an upper and a lower bound on the probability that in a group of 60people, at least 3 were born on the same day.
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The daily high temperature in Chicago for the month of August is approximately normal with mean 78 degrees F, and standard deviation 9 degrees F. What is the interquartile range for the daily high temperature for the month of August?
A candidate for governor has his campaign sample 100 voters to gauge his support. Supposing he has 52% support in the voting population, determine the probability that in his sample of 100, 48% or less will say they support him? (Hint: Use the nor
The editor of a textbook publishing company is trying to decide whether to publish a proposed business statistics textbook. Information on previous textbooks published indicates that 10% are huge successes, 20% are modest successes,
The amount of time it takes for student to complete statistics quiz is uniformly distributed (or, given by random variable that is uniformly distributed) between 29 and 58 minutes. One student is chosen at random. Determine the probability of the
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A population which includes 500 observations has mean of 40 and standard deviation of 15. A sample of size 100 is taken at random from this population. The standard error of the sample mean equals:
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