Cumulative Probabilities for the Standard Normal (Z) Distribution Values in the table correspond to the area under the curve of a standard normal random variable for a value at or below z.

STANDARD NORMAL DISTRIBUTION: Table Values Represent AREA to the LEFT of the Z score. -3.9 -3.8 -3.7 -3.6 -3.5 . -3.4 -3.3 -3.2 -3.1 -3.0 . -2.9 -2.8 -2.7 -2.6 -2.5 . -2.4 -2.3 -2.2 …

Score Table- chart value corresponds to area below z score.

Let Z be a standard normal random variable: m 5 0 and s 5 1. This table contains cumulative probabilities: P (Z # z).

APPENDIX A Z .00 5.0 .000000287 4.5 .00000340 -4.0 .0000317 -3.5 .000233 5 1 Cumulative probability for z is the area under the standard normal curve to the left of z ... Cumulative …

Standard Normal Probabilities Table entry z Table entry for z is the area under the standard normal curve to the left of z.

t Distribution Critical Values −6 −4−2 0