Question
A population has a mean of400and a standard deviation of60. Suppose a simple random sample of size100is selected andx is used to estimate . Use
A population has a mean of400and a standard deviation of60. Suppose a simple random sample of size100is selected andx is used to estimate . Use z-table.
A. What is the probability that the sample mean will be within3 of the population mean (to4decimals)?
B.What is the probability that the sample mean will be within13 of the population mean (to4decimals)?
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Performance Analysis And Synthesis For Discrete-Time Stochastic Systems With Network-Enhanced Complexities
Authors: Derui Ding, Zidong Wang, Guoliang Wei
1st Edition
0429880022, 9780429880025
