Common Core maths standard · High School Statistics & Probability

HSS-ID.A.4

Use the mean and standard deviation of a normal distribution to estimate percentages (the 68–95–99.7 rule). One game practises it.

High School · Statistics & Probability

Center & spread · Conditional probability · Normal model · Correlation · Sampling

1 think & learn

Think & learn HSS-ID.A.4

68 – 95 – 99.7. Slice up the bell curve to estimate what percent of data lies where.