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23-06-2020
Mathematics

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Suppose babies born in a large hospital have a mean weight of 4090 grams, and a variance of 313,600. If 64 babies are sampled at random from the hospital, what is the probability that the mean weight of the sample babies would differ from the population mean by greater than 43 grams

Respuesta :

26-06-2020

Answer:

Step-by-step explanation:

mean weight of baby = 4090 gms

standard deviation = √ 313600

= 560

z value = deviation / standard deviation

= 43 / 560

= .0767

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