For a Variable That Is Normally Distributed with a Mean

question 99

Multiple Choice

For a variable that is normally distributed with a mean of 50 and a standard deviation of 5, approximately ______ of the scores are between ______and ______.

• A) 95%; 45 and 55
• B) 95%; 40 and 60
• C) 68%; 40 and 60
• D) 95%; 35 and 65