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Letter to the Respondents
UNIVERSITY OF SOUTHERN MINDANAO
College of Engineering and Computing
Kabacan, Cotabato
March 00, 2011
THE RESPONDENT:
Greetings!
The undersigned are the senior Bachelor of Science in Electronics
Engineering who are conducting a descriptive survey for their design project,
“Development and Evaluation of Humidifier”, at the Department of Electronics
Engineering, College of Engineering and Computing, University of Southern
Mindanao, Kabacan, Cotabato in which you are included as one of the respondents.
In this connection, the researchers desire to seek your kind and wholehearted
assistance. It is a privilege to have you as one of the respondents. As such, please fill
up the questionnaire to the best of your knowledge and ability. The success of this
study depends on your sincerity. Thank you.
Anthony D. Andalis
Leomer John S. Maderas
Project Designers
Noted by:
STEPHEN JOHN B. TALAVERA, ECE
Adviser
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Appendix B. Validated Questionnaire
UNIVERSITY OF SOUTHERN MINDANAO
College of Engineering and Computing
Department of Electronics and Communication Engineering
Kabacan, Cotabato
DEVELOPMENT AND EVALUATION OF HUMIDIFIER
QUESTIONNAIRE
Respondent’s No.:______________
Please read the questionnaire and answer all the question below. Using
the given scale , rate the statements that will assess the effectiveness of our
design project. Kindly read the questions given and answer all questions
honestly.
Part I. Socio-Demographic of the respondents
Name: ______________________________________
Address: ____________________________________
Sex: _______ Age: ________ Civil Status: __________
Part II. Evaluation of the significance, functionality and efficiency of the
developed humidifier.
This section contains items that describe some variables regarding the
significance, functionality, and the performance of the developed humidifier.
Choose the appropriate number which describes your opinion for each
statement by indicating it on the space before each item.
Scale:
5 = Strongly Agree; 4 = Agree; 3 = Undecided
2 = Disagree; 1 = Strongly Disagree
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A. Significance and functionality of the developed humidifier.
_____ 1. The design is useful in the awareness of ideal level of indoor humidity.
_____ 2. The design is significant in terms of its purpose as it moisten the dry air.
______3. The design could be of great help to the students and households.
_____ 4. The system can practically and possibly avoid the risks and damages
caused by dry air.
_____ 6. The design is significant in terms of helping the students and households
in preventing dry air.
_____ 7. The developed device can be installed in any indoor areas.
B. Efficiency of the developed humidifier.
_____ 1. The system alarms instantly when it detects a low level of water in the
humidifier.
_____ 2. The system could show the value of relative humidity in the air.
_____ 3. The humidifier will automatically turn on when the relative humidity is as
low as of 39% and below and eventually will turn off upon reaches 61% of
relative humidity.
_____ 4. The device will not run its operation if the water is empty.
_____ 5. The LED indicator will turn on as the humidifier turns on.
Part III. Comments/Recommendations:
__________________________________________________________________
__________________________________________________________________
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__________________________________________________________________
__________________________________________________________________
__________________________________________________________________
______________.
_____________________________________
Respondent’s Printed Name and Signature
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THANK YOU AND GOD BLESS!
