Answer to Question #334477 in Statistics and Probability for Unyx

Question

Given a population of 5000 scores with mean= 86 and SD= 10. How many scores are above 116

Answer 1

$$P(X>116)=1-P(Z\le\dfrac{116-86}{10})$$

$$=1-P(Z\le3)\approx0.001350$$

$$0.001350(5000)=7$$

$7$ scores