Answer:
x=3,x=1
y=2,y=-2
Step-by-step explanation:
Answer:
septillion
Step-by-step explanation:
The list is long, but here goes:
10/12, 15/18, 20/24, 25/30, 30/36, ... and so on.
The answer would be $21.5 less than the original.
Answer:
--- test statistic
--- p value
Conclusion: Fail to reject the null hypothesis.
Step-by-step explanation:
Given
--- Null hypothesis
---- Alternate hypothesis
Solving (a): The test statistic
This is calculated as:
So, we have:
Solving (b): The p value
This is calculated as:
So, we have:
Look up the z probability in the z score table. So, the expression becomes
Solving (c): With , what is the conclusion based on the p value
We have:
In (b), we have:
By comparison:
i.e.
So, we fail to reject the null hypothesis.