The normal distribution has a greater percentage of its area close to the mean and much less in the tails.
-Find the indicated IQ score. The graph depicts IQ scores of adults, and those scores are normally distributed with a mean of 100 and a standard deviation of 15 (as on the Wechsler test). The shaded area under the curve is 0.10.
A) 119.2
B) 80.8
C) 100.5
D) 108.1

Question

The normal distribution has a greater percentage of its area close to the mean and much less in the tails.
-Find the indicated IQ score. The graph depicts IQ scores of adults, and those scores are normally distributed with a mean of 100 and a standard deviation of 15 (as on the Wechsler test).  The shaded area under the curve is 0.10.
A) 119.2 
B) 80.8 
C) 100.5 
D) 108.1

Quizplus · Accepted Answer

The Answer of The normal distribution has a greater percentage of its area close to the mean and much less in the tails.
-Find the indicated IQ score. The graph depicts IQ scores of adults, and those scores are normally distributed with a mean of 100 and a standard deviation of 15 (as on the Wechsler test).  The shaded area under the curve is 0.10.
A) 119.2 
B) 80.8 
C) 100.5 
D) 108.1

The Normal Distribution Has a Greater Percentage of Its Area