Question
what is the probability that the random variable has a value between 5.3 and 5.7
Answers
PsyDAG
Need to know mean and standard deviation.
Z = (score-mean)/SD
Find table in the back of your statistics text labeled something like "areas under normal distribution" to find the proportion/probability between the two Z scores.
Z = (score-mean)/SD
Find table in the back of your statistics text labeled something like "areas under normal distribution" to find the proportion/probability between the two Z scores.
Tim
5.4