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Answer: See the graph below!
I hope this helped!
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- Zack Slocum
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Which expressions are equivalent to the one below?check all that apply. 21^x/3^x
2 answers:
Answer:
The equivalent expressions are:
C.
D.
E.
Step-by-step explanation:
We are asked to find the algebraic expression that is equivalent to the expression:
A)
We know that this expression is incorrect.
Since,
B)
7
This option is also incorrect.
Since,
C)
This option is true.
Since,
D)
This option is true.
Since,
E)
This option is correct.
Since,
F)
This option is incorrect.
Since we get a expression as:
but not
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Answer:
The 80% confidence interval for difference between two means is (0.85, 1.55).
Step-by-step explanation:
The (1 - <em>α</em>) % confidence interval for difference between two means is:
Given:
Confidence level = 80%
*Use a <em>t</em>-table for the critical value.
Compute the 80% confidence interval for difference between two means as follows:
Thus, the 80% confidence interval for difference between two means is (0.85, 1.55).
