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What Are the Two Main Types of Research Instruments Used

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What are the two main types of research instruments used to collect primary data?


Definitions:

Microwaves

Electromagnetic waves with frequencies ranging from 300 MHz to 300 GHz, widely used in telecommunications, radar, and kitchen appliances for heating food.

Non-accidental Deaths

Refers to deaths resulting from causes other than accidents, such as diseases or intentional harm.

P-value

The chance of getting test outcomes that are as significant or more so than what was actually seen, assuming the null hypothesis is true.

Major Diseases

Serious or significant health conditions that impact a large portion of a population or have substantial effects on individuals’ health and quality of life.

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