Standard Deviation Flashcards

You may prefer our related Brainscape-certified flashcards:
1
Q

What is Standard Deviation?

A

Standard Deviation is a measure of How spread out all you REPEATS are from your mean

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

What are the advantage of using Standard Deviation instead of the range?
[3reasons]

A

1.Range is only difference between Highest and Lowest
2.SD reduces effect of anomalies. Range includes Anomalies
3.SD used to indicate whether a difference between results is significant.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

What would Knowing Standard Deviation be more useful for a conclusion?

A

If you add/minus standard deviation from mean - NO OVERLAP indicates likely to be a Significant Difference.

If you add/minus standard deviation from mean -YES OVERLAP likely NOT to be a significant difference

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

What is a key word to remember in Standard deviation?

A

OVERLAP

How well did you know this?
1
Not at all
2
3
4
5
Perfectly