Question
The average price of a kilogram of ham is 1,300 pesos. Assume the standard deviation is 150 pesos. If a random sample of 30 one-kilogram
The average price of a kilogram of ham is 1,300 pesos. Assume the standard deviation is 150 pesos. If a random sample of 30 one-kilogram packages is selected, find the probability that the mean sample will be less than 1,160 pesos.
The results for the performance evaluation of employees are normally distributed. The mean performance evaluation is 80 with a standard deviation of 5. What is the minimum mark needed to belong in the top 10%?
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Algebra
Authors: Marvin L Bittinger
12th Edition
0321922913, 9780321922915
