Answer:
0.3745
Step-by-step explanation:
Data
mean (
): 80
standard deviation (
): 4
Normal distribution table is in figure attached
.

Z = (85 - 80)/4 = 1.25
Area below curve = 0.3944
Z = (82 - 80)/4 = 0.5
Area below curve = 0.0199
Proportion of exam scores between 82 and 85?
0.3944 - 0.0199 = 0.3745
Answer: They add up to 180 degrees
Step-by-step explanation:
372 more is also saying 372 +.
So, 5,000 + 372 = 5,372
5,372 people came to the concert.
12/80=3/20
Hope it helped
(Im in seventh grade too!)
Answer:
1:9
Step-by-step explanation:
6×60=360min
40:360
1:9