Answer:
mine all day
Step-by-step explanation:
speeedruu8un
Answer:
30
Step-by-step explanation:
work in reverse:
10+7=17
17-12=5
5×7=35
35-5=30
A researcher analyzed the results of her data and calculated the standard deviation of scores at 3.5. what is the variance?
Solution: We are given the standard deviation of scores = 3.5
We know that the variance is the square of the standard deviation.
Therefore, the variance is:



Therefore, the variance of the scores is 12.25
Answer:
yes
Step-by-step explanation: