Find the perimeter. Simplify your answer.
2 answers:
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Answer:
The null hypothesis is
The alternate hypothesis is
Step-by-step explanation:
To investigate this further, the economist would like to test the claim that the percent of thirty-year fixed-rate mortgage loans that have a 4.75 percent interest rate is less than 22%.
At the null hypothesis, we test that the proportion is of 22%, that is:
At the alternate hypothesis, we test that the proportion is less than 22%, that is: