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Question | Answer |
IQ scores are normally distributed with a mean of 100 and standard deviation of 14. What percentage of people have IQ scores between 100 and 110? | 26.11% |
IQ scores are normally distributed with a mean of 100 and standard deviation of 14. What percentage of people have IQ scores between 110 and 125? | 20.22% |
IQ scores are normally distributed with a mean of 100 and standard deviation of 14. What percentage of people have IQ scores more than 125? | 3.67% |
IQ scores are normally distributed with a mean of 100 and standard deviation of 15. What percentage of people have IQ scores less than 70.6? | 2.5% |
The BMI of a healthy person is normally distributed with mean 22 kg/square metre and standard deviation 7 kg/square metre. What is the probability that a person has a BMI larger than 38.31 kg/ square metre? | approximately 1% (0.99%) |
The BMI of a healthy person is normally distributed with mean 22 kg/square metre and standard deviation 7 kg/square metre. What is the probability that a person has a BMI between 12.69 and 31.31 kg/ square metre? | 0.8164 |
The BMI of a healthy person is normally distributed with mean 22 kg/square metre and standard deviation 7 kg/square metre. What is the probability that a person has a BMI between 12.69 and 15 kg/ square metre? | 0.0669 |
The BMI of a healthy person is normally distributed with mean 22 kg/square metre and standard deviation 7 kg/square metre. What is the probability that a person has a BMI larger than 15 kg/ square metre? | 0.8413 |
Created by:
kkamran
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