Question regarding independent samples
Why, when dealing with two independent samples where you cannot assume the population variances are equal, should the degrees of freedom be adjusted?
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loth is sold by bolt where the bolt is 15 yards of material. If the expected number of blemishes per yard is 0.1 find the probability that:
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For the draw of single card from a well shuffled deck, show that the events H, J, that is the card is a heart or jack respectively, are independent.
1) Assume that a bowl contains 3 red chips and 3 blue chips. Two chips are withdrawn and discarded. Then the third chip is withdrawn. Given that the third chip is red, determine the probability that the two discarded chips were both red? One of ea
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