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Use the pnorm() function in R to verify the empirical rule. Note that pnorm(x) calculates left tail probability of the standard normal distribution for x

  1. Use the pnorm() function in R to verify the empirical rule. Note that pnorm(x) calculates left tail probability of the standard normal distribution for x
    1. 68% of observations are within 1 standard deviation of the mean
    2. 95% of observations are within 2 standard deviations of the mean
    3. 99.7% of observations are within 3 standard deviations of the mean

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