Suppose a sample consists of the following data values. What is the sample mean? 6, 7, 3, 9, 2, 4, 5, 9, 9, 3, 7, 8 A. 7 B. 6 C.
ANEK [815]
You add all the numbers and get a sum of 72 then divide by how many numbers there are; which is 12, Divide 72 from 12 and you get 6.
6inches long on the screen
Answer:
9
Step-by-step explanation:
You are trying to figure out what x is.
So, ignore the fact that x is a letter and think of it as a "?".
Then think, "What number divided by 3 equals 3?"
So, 9 is the answer!
You could also switch the number around, and multiply:
3 x 3 = x or 3 x 3 = ?
Answer:
cos0 = 1
cos90 =0
so a for the first one and d for the other
