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7. In the general population, IQ scores have a mean of 100, a standard deviation of...

7. In the general population, IQ scores have a mean of 100, a standard deviation of 15, and a normal distribution. a. If a person is randomly selected from the general population, what is the probability of getting a person with an IQ below 122? (Show as much work as possible. You can leave your answer with all 4 decimal places) b. What percentage of the general population has an IQ below 122? (You can leave your answer with 2 decimal places) c. Create a diagram 8. In the general population, IQ scores have a mean of 100, a standard deviation of 15, and a normal distribution. a. If a person is randomly selected from the general population, what is the probability of getting a person with an IQ below 95? (Show as much work as possible. You can leave your answer with all 4 decimal places) b. What percentage of the general population has an IQ below 95? (You can leave your answer with 2 decimal places) c. Create a diagram 9. In the general population, IQ scores have a mean of 100, a standard deviation of 15, and a normal distribution. a. If a person is randomly selected from the general population, what is the probability of getting a person with an IQ above 132? (Show as much work as possible. You can leave your answer with all 4 decimal places) b. What percentage of the general population has an IQ above 132? (You can leave your answer with 2 decimal places) c. Create a diagram 10. In the general population, IQ scores have a mean of 100, a standard deviation of 15, and a normal distribution. a. If a person is randomly selected from the general population, what is the probability of getting a person with an IQ between 113 and 127? (Show as much work as possible. You can leave your answer with all 4 decimal places) b. What percentage of the general population has an IQ between 113 and 127? (You can leave your answer with 2 decimal places) c. Create a diagram

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