You wish to test the following claim (HaHa) at a significance level of α=0.10α=0.10. Ho:μ=59.1Ho:μ=59.1 Ha:μ

You wish to test the following claim (HaHa) at a significance level of α=0.10α=0.10.


      Ho:μ=59.1Ho:μ=59.1
      Ha:μ<><>


You believe the population is normally distributed, but you do not know the standard deviation. You obtain a sample of size n=631n=631 with mean M=55.8M=55.8 and a standard deviation of SD=20.7SD=20.7.