ean of 2.5 grams and a standard deviation of 0.03 grams. What is the probability that a randomly chosen penny weighs less than 2.4 grams? Round your answer to 4 ecimal places. Describe the sampling distribution of the mean weight of 10 randomly chosen pennies. For the mean, round bur answer to 1 decimal place and for the standard deviation round your answer to 4 decimal places. ean: grams candard Deviation: grams What is the probability that the mean weight of 10 pennies is less than 2.4 grams? Round your answer to 2 ecimal places.
ean of 2.5 grams and a standard deviation of 0.03 grams. What is the probability that a randomly chosen penny weighs less than 2.4 grams? Round your answer to 4 ecimal places. Describe the sampling distribution of the mean weight of 10 randomly chosen pennies. For the mean, round bur answer to 1 decimal place and for the standard deviation round your answer to 4 decimal places. ean: grams candard Deviation: grams What is the probability that the mean weight of 10 pennies is less than 2.4 grams? Round your answer to 2 ecimal places.
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
Related questions
Question
Transcribed Image Text:4.39 Weights of pennies: The distribution of weights of United States pennies is approximately normal with a
mean of 2.5 grams and a standard deviation of 0.03 grams.
a) What is the probability that a randomly chosen penny weighs less than 2.4 grams? Round your answer to 4
decimal places.
b) Describe the sampling distribution of the mean weight of 10 randomly chosen pennies. For the mean, round
your answer to 1 decimal place and for the standard deviation round your answer to 4 decimal places.
Mean:
grams
Standard Deviation:
grams
c) What is the probability that the mean weight of 10 pennies is less than 2.4 grams? Round your answer to 2
decimal places.
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