Validation tool for questionnaire, Thesis of Technical English

Download Validation tool for questionnaire and more Thesis Technical English in PDF only on Docsity! APPENDIX F VALIDATION INSTRUMENT Name of Evaluator: __________________________________________________ Position: ___________________________________________________________ Institution: _________________________________________________________ Educational Attainment: _____________________________________________ Directions: To establish the validity of the instrument, you are requested to encircle the appropriate number that reflects your rating. When needed, you may write comments and suggestions to improve its validity. SCALE VERBAL DESCRIPTION 5 Very Highly Valid The instrument is very highly valid. It provides unbiased data, allowing 0-5% error 4 Highly Valid The questionnaire is highly valid. It provides unbiased data. Allowing 6-10% error. 3 Moderately Valid The questionnaire is moderately valid. It provides unbiased data, allowing 11-15% error. 2 Less Valid The questionnaire is less valid. It provides unbiased data, allowing 16-20% error. 1 Not Valid The questionnaire is not valid. It provides biased data, allowing 21% or more error. appropriateness CRITERIA RATING 1. Appropriateness of Scale The scale of the instrument is appropriate in measuring each item. 5 4 3 2 1 2. Suitability of Items The concepts, vocabulary, and structure are suitable to the level of the respondents. 5 4 3 2 1 3. Relevance of Items The items are appropriate to the variables of the study that can measure what intends to measure. 5 4 3 2 1 4. Clarity of Direction The direction or content of the instrument is easy to understand. 5 4 3 2 1 5. Adequateness of Items The number of items is adequate to represent the coverage of the research or study. 5 4 3 2 1