In Zoey's study, she has obtained a sample mean of 10. She would like to compare it to the population, to find out if her sample is significantly different.
Given that the population mean is 9 and the population standard deviation is 0.45, what is the z-value of her test?

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The Answer of In Zoey's study, she has obtained a sample mean of 10. She would like to compare it to the population, to find out if her sample is significantly different.
Given that the population mean is 9 and the population standard deviation is 0.45, what is the z-value of her test?

In Zoey's Study, She Has Obtained a Sample Mean of 10