Casio ALGEBRA FX2.0 Advanced Statistics Examples 3 Manual do Utilizador descarregar pdf (Página 10)

examples

Example Find point t when the right side probability is 0.05 for a t-distribution

with degrees of freedom is 15.

Procedure

1 m STAT2

2 5(DIST)c(T)c(C.D)

3 b.hw

bEjjw

bfw

1(None)c

4 1(CALC)

ffffb.iw

ccc

1(CALC)

ffffb.hfw

ccc

1(CALC)

ffffb.hgw

ccc

1(CALC)

ffffb.hfdw

ccc

1(CALC)

Result Screen

1.7 < t

1.7 < t < 1.8

1.75 < t < 1.80

1.75 < t < 1.76

•

A trial-and-error process is repeated until an appropriate value is found.

Result : t =1.753

1 2 ... 5 6 7 8 9 10 11 12 13 14 15 ... 29 30

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Casio ALGEBRA FX2.0 Advanced Statistics Examples 3 Manual do Utilizador Página 10