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Home Q & A Board Science-Related Homework Help Mathematics Statistics and Probability
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alannah007 alannah007
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6 years ago
To use the normal distribution to approximate the binomial distribution, we need ________ and ________ to be at least 5.
 
  Fill in the blank(s) with correct word

Q. 2

The amount of tea leaves in a can from a particular production line is normally distributed with  = 110 grams and  = 25 grams. What is the probability that a randomly selected can will contain between 100 and 120 grams of tea leaves?
 
  What will be an ideal response?

Q. 3

A manufacturer of power tools claims that the mean amount of time required to assemble their top-of-the-line table saw is 80 minutes with a standard deviation of 40 minutes. Suppose a random sample of 64 purchasers of this table saw is taken. So, the middle 95 of the sample means based on sample sizes of 64 will be between ________ and ________.
 
  Fill in the blank(s) with correct word

Q. 4

The amount of tea leaves in a can from a particular production line is normally distributed with  = 110 grams and  = 25 grams. What is the probability that a randomly selected can will contain at least 100 grams of tea leaves?
 
  What will be an ideal response?
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KatelynKatelyn
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6 years ago
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alannah007 Author
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#2
6 years ago
Thank you

Can you answer the others that I've posted too? Face with Cold Sweat
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#3
6 years ago
I'll take a quick look at them
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