Answer:
Roughly speaking, in a normal distribution, a score that is 1 s.d. above the mean is equivalent to the 84th percentile. ... In other words, roughly 95 percent of students are within two standard deviations – positive or negative – of the average
Answer:
No.
Step-by-step explanation:
3/4 is not less than 2/10.
3/4 = 15/20
2/10 = 4/20
15/20 > 4/20
Answer:
Yes
Step-by-step explanation:
8²+6²=100
√100
=10