If you have an 80 average so far in class after 3 tests what would you need to get on the fourth test to have an average of 83?
1 answer:
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You have to plug in the given numbers and perform each operation. Let me know if you have questions. The answers are circled.
Answer:
C.It is a one-tailed test since the alternative hypothesis states that the parameter is greater than the hypothesized value.
Step-by-step explanation:
Let p be the percentage of students enrolled in an introductory Chemistry class dropped before the midterm. Then null and alternative hypotheses are:
: p=10%
: p>10%
The alternative hypothesis states that the parameter is greater than the hypothesized value.