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zInterval_2Prop
Catalog >
Computes a two-proportion z confidence
interval. A summary of results is stored in
the stat.results variable. (See page 145.)
x1 and x2 are non-negative integers.
For information on the effect of empty
elements in a list, see “Empty (Void)
Elements,” page 196.
Output variable Description
stat.CLower, stat.CUpper Confidence interval containing confidence levelprobability of distribution
stat.Ç Diff The calculated difference betweenproportions
stat.ME Margin of error
stat.Ç1 First sample proportion estimate
stat.Ç2 Second sample proportion estimate
stat.n1 Sample size in data sequence one
stat.n2 Sample size in data sequence two
zInterval_2Samp
Catalog >
zInterval_2Samp σ
1
,σ
2
,List1,List2[,Freq1
[,Freq2,[CLevel]]]
(Data list input)
zInterval_2Samp σ
1
,σ
2
,v1,n1,v2,n2
[,CLevel]
(Summary stats input)
Computes a two-sample z confidence
interval. A summary of results is stored in
the stat.results variable. (See page 145.)
For information on the effect of empty
elements in a list, see “Empty (Void)
Elements,” page 196.
Output variable Description
stat.CLower,
stat.CUpper
Confidence interval containing confidence levelprobability of distribution
Alphabetical Listing 169
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