A nurse at a local hospital is interested in estimating the birth weight of infants. How large a sample must she select if she desires to be 99% confident that the true mean is within 4 ounces of the sample The population standard deviation of the birth weights is known to be 7 ounces. OA. 5 О в. 4 OC. 21 OD. 20

Q: 8 15

A:

Q: 5.78+9.1

A: We have given that,  5.78+9.1 We will find the addition of the given values?

Q: What is the probability of drawing a face card (Jack, Queen, or King) or a diamond from a standard…

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Q: 2) 36³x=¹

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Q: 75 17

A: Given triangle is right angle triangle :

Q: 62 a,b,c

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Q: 4root2*4root2

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Q: 74.1 6.

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Q: 40 10

A:

Q: 4. Fill in the following contingency table with the number of observations that fall into each com-…

A: x1 = number of colored oranges from Skittles brand = 77 x2 = number of colored oranges from M &…

Q: 38 10

A:

Q: 1 19. 2

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Q: —5л 6.

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Q: N 11 9

A: Here given that N/9=11

Q: 18 16

A: The objective is to find the value of x :  In the  given right triangle , Perpendicular = 16…