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help for tolerance                                    Peter Lachenbruch program
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Generate tolerance intervals from input data
        tolerance varname [if exp] [in range] [,p(#) gamma(#)]

Description
    tolerance generates lower and upper tolerance limits for varname assuming
    it is normally distributed. It also produces the multiplier for the
    tolerance interval. The variable name is required.

    You must have a data set in memory before using this command

    Options

    p(#) Gives the value of the confidence level.  Default=0.95 }

    gamma(#) Gives the value of the coverage proportion. Default=0.9 It can
    be abbreviated by g(#)


Examples 

    95% 95% tolerance interval for price

    tolerance price, p(.95) g(.95)

    99% 95% tolerance interval for mpg

    tolerance mpg, p(.99) g(.95)

References

    Hahn, G. and Meeker, W. Q. Statistical Intervals 1991 New York:John Wiley
    & Sons

Author

    Peter A. Lachenbruch FDA/CBER/OBE
    peter.lachenbruch@fda.hhs.gov