Answer:
B should be the answer but it could but C

Since approximately 68% of a (roughly) normal distribution falls within one standard deviation of the mean, that leaves 32% that falls outside, and by symmetry 16% should lie above one standard deviation of the mean.
The answer to this question is 22.83 but if you want it rounded its 22.84
Answer:
a) -7 & b) -6
Step-by-step explanation:
Here,
a) x = 0
Solution ↦

b) x = -1
Solution ↦
