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sample of 125 is drawn

A random sample of size 20 drawn from a normal distribution has a sample mean of 8 and a sample standard deviation of 4.A)
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2. asked by Yira f
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A sample of 100 iron bars is said to be drawn from a large number of bars.Whose lengths are normally distributed with mean 4
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2. asked by Sankar
3. 3,309 views
If several samples are drawn from a population, they are likely to have different values for x̄. Because the value of x̄
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2. 25 views
A bag contains one each of red, blue, green, yellow and white marbles. Give the sample space for the following experiments.A)
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2. asked by jordan
3. 1,505 views
A simple random sample of a size n is drawn from a population that is normally distributed. The sample mean, x is found to be
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2. asked by Anonymous
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A sample of 100 iron bars is said to be drawn from a large number of bars whose lengths are normally distributed with mean 4
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2. asked by Lakshmiprasanna
3. 134 views
A student claims the average amount of time spent studying for an exam is less than or equal to 120 minutes. A random sample of
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2. asked by Matt
3. 677 views
A simple random sample of size n is drawn from a population that is normally distributed. The sample mean, x, is found to
1. 1 answer
2. 107 views
A random sample of size n is to be drawn from a population with a mean = 1100 and SD = 300. What sample size would be necessary
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2. asked by Anonymous
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A random sample of size n is to be drawn from a population with a mean = 500 and sd = 100. What sample size would be necessary
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2. asked by Karen
3. 817 views