A study of elephants wishes to determine the average wight of a certain subspecies of elephant. Researchers want to be 90% confident in their estimate of the true mean weight of this type of elephant with a 250 pound margin of error. What is the minimum number of elephant weights needed to meet the requirments? Assume the population standard deviation is 1500 pounds.
Dec 20th 2012, 07:02 AM
Re: Statistics.. HELP!!!
A Statistician / psychologist can help you with your statistics in spss, amos, statistica, minitab, stata, r, gpower. Regression, factorial analysis, correlation, time series, path analysis, anova, mediation analyses can be done. Normality and plagiarism check. firstname.lastname@example.org,Payment by paypal.