You wish to test the following claim (HaHa) at a significance level of α=0.05.       Ho:μ=84.3       Ha:μ<84.3 You believe the population is normally distributed, but you do not know the standard deviation. You obtain a sample of size n=87 with mean M=80.6 and a standard deviation of SD=10.4. What is the test statistic for this sample? (Report answer accurate to three decimal places.) test statistic =  What is the p-value for this sample? (Report answer accurate to four decimal places.) p-value =

MATLAB: An Introduction with Applications
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You wish to test the following claim (HaHa) at a significance level of α=0.05.

      Ho:μ=84.3
      Ha:μ<84.3

You believe the population is normally distributed, but you do not know the standard deviation. You obtain a sample of size n=87 with mean M=80.6 and a standard deviation of SD=10.4.

What is the test statistic for this sample? (Report answer accurate to three decimal places.)
test statistic = 

What is the p-value for this sample? (Report answer accurate to four decimal places.)
p-value = 

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