Page 187 - BUKU SYNOPSIS

Table 25 depicts that all items of the PA instrument are fit with the model,

except text’s length. However, even though it does not meet three criteria,

its point measure correlation is still in the allowable limit. Therefore, the

researcher still keep it as the item of the instrument.

2) Reliability

Table 26. Summary Statistics of PA Instrument

Summary of Measured Person

Summary of Measured Item

CRONBACH ALPHA (KR-20) Person RAW SCORE "TEST" RELIABILITY = 0,99 SEM = .96

Table 26 presents summary statistics of PA instrument, which provides

general information about the respondents and items. This summary also

provides the interaction between them. While the reliability of measured

person is .83 indicating good, the measured item reliability is .79 indicating

fair. The PA instrument has Alpha Cronbach with 1,00 which categorizing

182