Question

the graph shows a non standard normal distribution curve with a mean of 59.0 and a standard deviation of 6.7. Find the area of the shaded region.

*there's a picture of the curve, the shaded region is labeled with the value 64.2

Choices:
a. 0.2177
b. 0.7823
c. 0.7761
d. 0.3650

I think it's A. Thank you for taking the time to look at this.

Answer 1

I also agree with A.

Answer 2

Just took the quiz, the correct answer is B. 0.7823

Answers:
1. 0.6772
2. 2.79
3. 0.8154
4. 137.8
5. 20 and 25
6. 0.7823
7. 11.25 and 11.81
8. 0.8340
9. 433.5 and 457.4
10. 0.0823

De rien!

Answer 3

1. 2.79
2. 0.7823
3. 0.8154
4. 0.6772
5. 0.1379
6. 0.0611
7. 0.5531
8. 11.25 and 11.81
9. 0.8340
10. 20 and 25