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27.02.2020 •
Mathematics
A rectangular garden is 80 feet long and 50 feet wide. It has a walkway along its diagonal. How long is the walkway? 62.4 feet 94 feet 130 feet 30 feet
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Ответ:
Null hypothesis:
Alternative hypothesis :
C. The mean Rutgers College GPA has increased to more than 3.15
Step-by-step explanation:
Data given and notation
State the null and alternative hypotheses. .
What are H0 and Ha for this study?
Null hypothesis:
Alternative hypothesis :
For this case we need to take in count that the alternative hypothesis can't have and = sign, and based on the information a good hypothesis here would be if the average GPA increased between 2000 and 2002, so based on this the best option for this case would be:
C. The mean Rutgers College GPA has increased to more than 3.15