IQ scores are normally distributed with a mean of 100 and a standard deviation of 15. What is the probability that a randomly chosen person's IQ score will be between 72 and 87, to the nearest thousandth? Statistics Calculator Answer: Submit Answer attempt 1 out of 2

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A: The standard deviation for the binomial distribution is given by,

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A: We have given that. 1) X~N( μ , ?^2 )   μ =147 , ? =20 , n=70   Z-score =( x - μ )/?

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Q: Given IQ scores are approximately normally distributed with a mean of 100 and standard deviation of…

A: We have, the population mean, μ=100                the standard deviation, σ=15 Let X=IQ score

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Q: Given IQ scores are approximately normally distributed with a mean of 100 and  standard deviation of…

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Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.