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Finds the mean and standard deviation of a normal density that matches knowledge of two quantiles of the distribution.
normal.select(quantile1, quantile2)
mean of the matching normal distribution
standard deviation of the matching normal distribution
list with components p, the value of the first probability, and x, the value of the first quantile
list with components p, the value of the second probability, and x, the value of the second quantile
Jim Albert
# person believes the 15th percentile of the prior is 100 # and the 70th percentile of the prior is 150 quantile1=list(p=.15,x=100) quantile2=list(p=.7,x=150) normal.select(quantile1,quantile2)
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