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75 packages are randomly selected

A shipping company received an order of 1645 packages. The manager needs to determin the mean weight of the packages. (A) How
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2. asked by Joe
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75 packages are randomly selected from packages received by a parcel service. The sample has a mean weight of 10.2 pounds and a
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2. asked by Elizabeth
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1.Find P(Z<-1.97 or Z>2.5),P(-2.08<Z<2.08) and P(0<Z<1.73)2.The masses of packages from a particular machine are normally
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2. asked by Raj
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A UPS employee, Davis, packs and labels three types of packages: basic packages, business packages, and oversized packages.
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2. asked by Julie
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Scores for men on the verbal portion of the SAT-I test are normally distributed with a mean of 509 and a standard deviation of
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2. asked by TJ
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Scores for men on the verbal portion of the SAT-I test are normally distributed with a mean of 509 and a standard deviation of
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2. asked by Preet
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Scores on a visual perception test are normally distributed with a mean of 2020 and a standard deviation of 250.a)If one subject
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2. asked by Sunshine
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Scores on a visual perception test are normally distributed with a mean of 2020 and a standard deviation of 250.a)If one subject
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2. asked by Sunshine
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the probability that a randomly selected 4 year old male feral cat will live to be 5 years old is 0.87886. (a)what is the
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2. asked by john
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Assume that women's heights are normally distributed with a mean given by u=64.6 inand a standard deviation given by 0=2.8in. a)
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2. asked by angela
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