Question

Determine the area between the z-scores in each pair for a normal distribution. Round your answers to 4 decimal places.
(a) 1.12 and 1.98

(b) –2.12 and –1.0
Use a table in the back of your stat book labeled something like "areas under normal distribution" to find the percentages for the Z scores. Choose the correct values and subtract one value from the other.

Related Questions

Scores on a test have a mean of 66 and Q3 of 81. The scores have a distribution that is approximatel... Scores on a test have a mean of 66 and Q3 is 80. The scores have a distribution that is approximatel... Over 350 students took a college calculus final exam. the scores of the students follow a normal dis...