What is the standard deviation of the data


The test grades at a large school have an approximately normal distribution with a mean of 50. What is the standard deviation of the data so that 80% of the students are within 12 points (above or below) the mean?

Request for Solution File

Ask an Expert for Answer!!
Basic Statistics: What is the standard deviation of the data
Reference No:- TGS0112484

Expected delivery within 24 Hours