Validity, accuracy, reliablity Flashcards

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1
Q

What is validity?

A

The extent to which an experimental method measures what it claims to measure

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2
Q

What is accuracy?

A

How close a measured value is to its true value

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3
Q

What is reliability?

A

The ability of an experiment to produce consistent results.

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4
Q

How do we increase reliability?

A
  1. Repeating experiment

2. Averaging collected values of all repeats

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5
Q

How do we increase validity?

A
  1. Controlling variables

2. Improving measuring method

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6
Q

How do we increase accuracy?

A

Using methods that reduce systematic/human error

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