Data of Research RESEARCH METHODOLOGY
Table 3.2 Instrument Indicators
No Indicator
Total Item Number
Positive Negative
1 Subjective-emotional
component 1
7 1,2,3,4,5,6,7,8
2 Cognitive component
1 7
9,10,11,12,13,14,15,16 3
Physiological responses -
7 17,18,19,20,21,22,23
4 Behavioral responses
- 7
24,25,26,27,28,29,30
Invalid items, see appendix
Data validity above searched by Microsoft Excel. Valid item instrument above showed that 19 valid items are item can be used at study research, and
11 invalid items of instrument are rejected. In this paper the writer used the degree of significance of 5. df = N-2,
40-2= 38; α alpha 5 so, “r” table = 0,312 If “r” value of item instrument “r” table, it means that item instruments
showed valid. Then, If “r” value of item instrument “r” table, it means that item instruments showed invalid.
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2. English Learning Achievement a. Conceptual Definition
English learning achievement is the scores that students obtained in learning English after they have followed teaching-
learning process in period of time.
b. Operational Definition English learning achievement is the scores of English that
students obtained after they have followed teaching-learning process in particular of time, and the writer took the score from the
result of final test UAS of the second semester in the academic year 2012-2013.
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See Appendix 3
3. Validity Instrument According to Saifudin Azwar, research instrument validity
questions whether an instrument that will be used has a capability to measure something to be measured and standard minimum
validity coefficient is 0.3.
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Based on the scale result of try out validity scale in English anxiety for 40 students in 1
st
year students of SMP Bhakti Mulya
400 which consists of 30 items, there are 19 valid items and 11 invalid items.
The numbers of valid item are: 1, 3, 4, 7, 8, 10, 11, 13, 14, 15, 16, 19, 20, 23, 25, 26, 27, 28, and 29. The numbers of
invalid item are: 2, 5, 6, 9, 12, 17, 18, 21, 22, 24, and 30.
4. Reliability Instrument Reliability defines whether an instrument can measure
something to be measured constantly from time to time. Thus, the key words for qualifying requirements are consistency or
unchanged.
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To measure reliability in this research, the writer need measuring tool, and measuring tool which is used technique of
Alpha Cronbroach. To measure the reliability, the writer used SPSS Statistical Product for Service Solution 16 are used.