Video includes explanation of factorials and also how to add, multiply, and divide factorials and some common
mistakes.
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Find the area under the normal distribution curve to the right of 2.45 and to the left of – 2.08
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At a distance of 100 yards, Mr. Winchester hits the target an average of 60% of the time. In a local rifle contest, each contestant will attempt 3 shots and receive the following reward depending upon the number of targets that he hits: $50 for all 3 targets; $25 for 2 targets; and $10 for 1 target. If a contestant misses all 3 targets, he must pay $100. Should Mr. Winchester enter the contest if he wishes to maximize his expected net gain?
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Im unsure of what to do with this homework assignment [ File > http://lhh.tutor.com/SharedSessionFiles/35b803d2-523a-4cd3-9a5f-9edc1573c4ca_binomial_dist_ps.docx ]
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Find the critical z confidence necessary to form a confidence interval at the level of confidence shown below: c = 0.84
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television viewing reached a new high when the Nielsin company reported a mean daily viewing online time of 8.35 hrs per household. Use a normal distribution w/ a standard deviation of 2.5 hrs a.what is the probability that a household views television between 5 and 10 hrs a day/ b. how many hours of television viewing must a household have in order to be in the top 3% of all television viewing households? c. what is the probability that a household views television more than 3 hours a day
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you and your best friend each flip a normal coin. if both coins come up heads, you get 5 points nd your friend loses two points. if there is one head and one tail, you get 1 point and your friend loses 2 points. if they both come up tails, you lose 4 point and your friend get 4 points. by the rules of game theory, is this game fair? if not, in 100 trials, who is expected to have more points?
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If A and B are mutually exclusive events with P(A)=1/7, P(B)=2/7 then P(A or B) equals?
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95% order pizza. if 65% order pizza and a salad, p(a customer who orders pizza will also order a salad)=??
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