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Question: (Suggested by Sam Kaufmann, Indiana University MBA, who runs Harrah's Lake Tahoe Casino.) A high roller comes to the casino intending to play 500 hands of blackjack for $1 a hand. On each hand, the high roller will win $1 with probability 0.48 and lose $1 with probability 0.52. After the 500 hands, what is the probability that the casino has lost more than $40?
A committee of 15 members is voting on a proposal. Each member casts a yea or nay vote. On a random voting basis, what is the probability that the final vote count is unanimous?
The other die has three faces with 0 spots and three faces with 6 spots. Find the probability distribution for the total number of spots Y on the up-faces when you roll these two dice.
eu european union countries report that 46 of their labor force is female. the united nations wants to determine if the
If the same hypothesis is tested often enough, it is likely to be rejected at least once, even if it is true. A professor of biology, attempting to demonstrate this fact, ran white mice through a maze to determine if white mice ran the maze faster..
The life expectancy of computer terminals is normally distributed with a mean of 4 years and a standard deviation of 10 months. What is the probability that a randomly selected terminal will last more than 5 years?
three contestants a b and c each have a balloon and a pistol. from fixed positions they fire at each others balloons.
write an accurate concluding statement for the following hypothesis tests.a you claim that the mean volume of all 12
1.Find a peer-reviewed article that provides an example of a study where the researchers utilized linear regression. Briefly describe the study and discuss its findings in your own words.
70 people received a higher score on the second test, 13 a lower score, and 1 received the same score. At the 0.05 significance level, test the claim that the music has no effect on memorization skills.
Compute the overall sample mean, sample variance, and variance of the sample means for each machine. Determine the probability that a single sample mean is below 500 if the process is operating properly for each machine
the probability of obtaining a head when a certain coin is flipped is about 0.65. what is the probability that heads
A company has set a goal of developing a battery that lasts over 5 hours in continuous use in a sample of 42 of these batteries the mean life time was 306.25 hours with a standard deviation of 29.31
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