Casio FX-9750G plus User Manual page 331

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Example To calculate the 2-Sample
input
For this example, we will obtain the 2-Sample
= {55, 54, 51, 55, 53, 53, 54, 53} and data 2 = {55.5, 52.3, 51.8, 57.2,
56.5} without pooling when C-Level = 0.95.
1(List)c
a.jfw
1(List1)c2(List2)c1(1)c
1(1)c2(Off)c1(CALC)
Left ................. interval lower limit (left edge)
Right ............... interval upper limit (right edge)
df
.................... degrees of freedom
.................... sample 1 mean
o
1
o .................... sample 2 mean
2
x σ
............... sample 1 standard deviation
n
1 -1
σ
x
............... sample 2 standard deviation
2 n -1
n
.................... sample 1 size
1
n
.................... sample 2 size
2
The following item is also shown when Pooled = On.
x σ
............... pooled sample standard deviation
p n
-1
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Confidence Interval
t
Interval when two lists of data are
t
Interval for data 1
18 - 7
303