Probability and Statistics Concepts

Solving quadratic equations

Finding the mean and standard deviation in a normal distribution

Learning about geometric shapes

Understanding calculus concepts

Mean 1, Variance 1

Mean 0, Variance 0

Mean 1, Variance 0

Mean 0, Variance 1

By subtracting the mean and dividing by the standard deviation

By adding the mean and multiplying by the standard deviation

By adding the variance and multiplying by the mean

By subtracting the variance and dividing by the mean

20 millimeters

5 millimeters

10 millimeters

15 millimeters

0.90

0.50

0.25

0.75

Using the binomial distribution function

Using the Poisson distribution function

Using the exponential distribution function

Using the normal cumulative distribution function

20

10

5

3

0.3500

0.2500

0.1504

0.0516

40%

10%

20%

30%

At the far right, representing 100% of the area

To the left, representing 10% of the area

At the center, representing 50% of the area

To the right, representing 90% of the area