Wechsler IQ tests are the most used IQ tests in the United States. The test scores are normally distributed with a mean of 100 and a standard deviation of 15 points. Use any method to find the following: 1. P 100 x$120 =4 2. Interpret your answer. 3. P 100 x$ 110 =4 4. Interpret your answer. 5. Are your answers for 1 & 3 equal? Why is this the case? You may want to use the normal distribution curve for your explanation. 6. P 905 x$ 110 =4 7. Interpret your answer. 8. Is P 90s x= 110) exactly double P 100 x110) ? Why is this the case? You may want to use the normal distribution curve for your explanation