This is a draft of Measurement course PPT

2. Background

3. Research questions
 1. What are the students’ anxiety level in learning English?
 2. is there any differences between male and female anxiety level?

4. Purpose

5. Thoritical Frameworks

6. Research Methodology
 Research design:Quantitative

7. Reliability

8. Validity
- Pearson correlation : 4 items invalid : no.6, 13.14 & 24

9. Factor analysis
KMO and Bartlett's Testa
Kaiser-Meyer-Olkin Measure of Sampling
Adequacy.
.544
Bartlett's Test of
Sphericity
Approx. Chi-Square 667.970
df 351
Sig. .000
a. Based on correlations
Communalities
Raw Rescaled
Initial Extraction Initial Extraction
item_1 1.208 .873 1.000 .723
item_2 2.325 2.187 1.000 .941
item_3 1.266 1.022 1.000 .808
item_4 .810 .452 1.000 .557
item_5 .962 .751 1.000 .780
item_6 .922 .661 1.000 .717
item_7 .918 .583 1.000 .635
item_8 1.272 .909 1.000 .714
item_9 1.287 .831 1.000 .645
item_10 .953 .730 1.000 .767
item_11 1.233 .941 1.000 .763
item_12 1.148 .952 1.000 .829
item_13 .518 .160 1.000 .310
item_14 .831 .591 1.000 .710
item_15 .872 .450 1.000 .516
item_16 1.311 1.044 1.000 .797
item_17 .866 .620 1.000 .716
item_18 .777 .609 1.000 .784
item_19 1.233 1.068 1.000 .866
item_20 1.077 .777 1.000 .721
item_21 1.305 .766 1.000 .587
item_22 1.065 .725 1.000 .681
item_23 1.255 .983 1.000 .783
item_24 1.086 .724 1.000 .666