Subtract the mean from each of the data values and list the differences. A typical MyStatLab problem for finding the required minimum sample size for a given confidence level and margin of error. How do you find the p value from Z score in Statcrunch.
A typical MyStatLab problem for finding the required minimum sample size for a given confidence level and margin of error.
Thats everything we need. Use StatCrunch to find the probabil The population mean annual salary for environmental compliance specialists is about 505000 Arndom sample of 30 cecais drawn from this produto. Finding the sample mean is no different from finding the average of a set of numbers. If you dont know the population standard deviation or the sample size is below 6 you should use a t-score instead of a z-score.