What is a "null hypothesis"?
2 answers:
A null hypothesis is a statement where there is no association between the two groups you're talking about.
The hypothesis that there is no significant difference between specified populations, any observed difference being due to sampling or experimental error.
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Answer:
-x^2 - 2x + 48
Step-by-step explanation:
Answer:
x = 9
Step-by-step explanation:
7x - 1 = 62
add on to each side and you get 7x = 63
divide both sides by seven to get x = 9
The answer to your question is:
I think the answer is d hope this helps
(3,-1) is the answer for mare
