In order to determine if there is a significant difference between campuses and pass rate, the chi-square test for association a
1 answer:
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Answer:
x = -9/2
Step-by-step explanation:
1. Divide 9 by -1/3:
÷
=
·
= -27
2. Divide both sides by 2:
2(x - 9) = -27
(x - 9) =
3. Add 9 to both sides:
x =
(or 4.5 if you need it in decimal form)
hope this helps!
Hi!
1.)
a:A u B=
(The same elements are written once.)
b:A u C
c:B u C
Note:I used dots to mean commas .
Good work!