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Suppose weights of running shoes have an unknown distribution with mean 11 and standard deviation 2 ounces. A sample of size n = 40
Suppose weights of running shoes have an unknown distribution with mean 11 and standard deviation 2 ounces. A sample of size n = 40 is randomly taken from the population and the mean is taken. What is the probability that the resulting mean is more than 11.3 ounces? Z 0.00 0.01 0.02 0.03 0.04 0.05 0.06 0.07 0.08 0.09 0.7 0.7580 0.7611 0.7642 0.7673 0.7704 0.7734 0.7764 0.7794 0.7823 0.7852 0.8 0.7881 0.7910 0.7939 0.7967 0.7995 0.8023 0.8051 0.8078 0.8106 0.8133 0.9 0.8159 0.8186 0.8212 0.8238 0.8264 0.8289 0.8315 0.8340 0.8365 0.8389 1.0 0.8413 0.8438 0.8461 0.8485 0.8508 0.8531 0.8554 0.8577 0.8599 0.8621 1.1 0.8643 0.8665 0.8686 0.8708 0.8729 0.8749 0.8770 0.8790 0.8810 0.8830 You may use a calculator or the portion of the z-table given above. Round the final answer to four decimal places. Provide your answer below:
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