3/7? I’m not positive on this, it’s very straightforward but i mean 6/7 - 3/7 = 3/7 so i’m going with that
Answer:.86
Step-by-step explanation:
Put the given data within the formula for the zscore.
To answer (a), we will need to find the Z value for 710 hours and 990 hours.


B) 68% of data lies between one standard deviation of the mean.
850 +70 = 920
850 - 70 = 780
This is the answer for ur question
Answer:
product is 16 • t
Step-by-step explanation:
The first choice