function?[handleCDFstats]?=?ccdfplot（x）
%CDFPLOT?Display?an?empirical?cumulative?distribution?function.
%???CDFPLOT（X）?plots?an?empirical?cumulative?distribution?function?（CDF）?
%???of?the?observations?in?the?data?sample?vector?X.?X?may?be?a?row?or?
%???column?vector?and?represents?a?random?sample?of?observations?from?
%???some?underlying?distribution.
%
%???H?=?CDFPLOT（X）?plots?F（x）?the?empirical?（or?sample）?CDF?versus?the
%???observations?in?X.?The?empirical?CDF?F（x）?is?defined?as?follows:
%
%???F（x）?=?（Number?of?observations?<=?x）/（Total?number?of?observations）
%
%???for?all?values?in?the?sample?vector?X.?If?X?contains?missing?data
%???indicated?by?NaN‘s?（IEEE?arithmetic?representation?for
%???Not-a-Number）?the?missing?observations?will?be?ignored.
%
%???H?is?the?handle?of?the?empirical?CDF?curve?（a?Handle?Graphics?‘line‘
%???object）.?
%
%???[HSTATS]?=?CDFPLOT（X）?also?returns?a?statistical?summary?structure
%???with?the?following?fields:
%
%??????STATS.min????=?minimum?value?of?the?vector?X.
%??????STATS.max????=?maximum?value?of?the?vector?X.
%??????STATS.mean???=?sample?mean?of?the?vector?X.
%??????STATS.median?=?sample?median?（50th?percentile）?of?the?vector?X.
%??????STATS.st