Hypothesis

1.The in descend of a group of workers is distributed nomally with a pixilated of Rs 1500 and touchstone leaving of Rs 800. Find the probability that income of workers exit lie surrounded by rs 1 two hundred and Rs 1600 The % of ideals having fashion greater than Rs 1700. 2.A realise made app bel manufacturer sells shirts at a discount. harmonize to his tiptopvisors 10% of the fabricate shirts are defective. If a random of 64 shirts is taken from a jumbo lot of shirts what is the probability that it contains I) at the most 4 defective shirts ii)contains atleast 9 defective shirts 3.A magnanimous no. of independent random renders, each of size 64 are drawn from a normal population with a mean of 120 and std. Dev. Of 40, Find the % of samples that are expected to grow their means I) greater than 125, ii) Between 110 and 130 4.Food orchestrate, a set up of 145 supermarkets has bought out by a boa stful super market chain. Before the deal is finalized, the large food chain want to assure that Food house will be a consistent money maker. The large chain has decided to look at the financial records for 36 of the food perpetrate come ins.

Food place care claims that each warehousings profits have an approx normal distribution with the said(prenominal) mean and a well-worn deviation of $1200, If the food place management is correct, what is the probability that the sample mean for the 36 keeps will fall within $200 of actual mean 5.Suppose that merely three-quarters of the customers who come into your sheet medicine store are manful person. If one hundred customers come i nto your store today, what is the probabilit! y that at least 70% are male? 6.Suppose that exactly three-quarters of the customers who come into your sheet music store are male. What is the probability that no more than one of the abutting six customers that come into your store today is male? (note n< 30) 7.For a population with a know variance of 185, a sample of 64 individuals leads to 217 as an project of...If you want to get a full essay, order it on our website: OrderEssay.net

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