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7. Writing hypotheses
a. Identify whether there are 1 or 2 populations
b. Identify the variable and whether it is quantitative or categorical & identify the parameter
8. What is a -value? How do you find the -value? How to you use the -value to make a conclusion?
9. Be able to do hypothesis testing like in lesson 8.3.2:
a. State the null hypothesis
and alternative hypothesis
b. Will you do a right-tailed, left-tailed, or two-tailed test?
c. Are the conditions for normality met?
d. Find the sample proportion ̂
e. Find the mean ̂ and standard deviation ̂
f. Sketch the sampling distribution, including the value ̂ and the area also known as the -value
g. Calculate the test statistic ̂ and know whether or not it is unusual h. Find the -value (using
i. Correctly compare the -value and your level of significance alpha ( )?
j. Do you reje...
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- Spring '14