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What is Door Alarm Effectiveness Conclusion about?

The document summarizes the findings, conclusion, and recommendations from a study on a home door alarm device. The findings show that the device detected when the door knob was twisted downward at distances of 2-3 cm based on a survey of 20 respondents. The chi-square value calculated from the data was 49.2. It was concluded that the constructed device was effective at producing an alarm sound when the knob was twisted 3 cm away. Recommendations included improving the device structure, finding a more sensi

Author

AirizleighNoelleAndalesRivero

Language

EN