keel5468
27.02.2021 •
Mathematics
An observational study that draws information about how many runners in a
5K race completed it in less than 30 minutes is which phase of inferential
statistics?
A. Data organization
B. Probability-based inference
C. Survey
D. Data gathering
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Ответ:
Answer data gathering
Ответ:
First, let's subtract z from each side:
z-m-z = z+bx-z
-m=bx
Then, to find x, you divide both sides by b to get the variable x alone on a side, and the others on another side:
-m/b = bx/b
-m/b = x
So, in z-m = z+bx, x = -m/b
Hope this Helps! :)