Standard Form, Percentages and types of data

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The formula you use when putting numbers into their standard form.
A x 10^n
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What are the rules you must remember when putting a number into it's standard form.
1) the front number must always be between 1 and 10. 2) the power of 10, n, is purely: How far the decimal point moves. 3) n is +ve for big numbers, n is -ve for small numbers.
2 of 10
What is the formula for percentage change?
Percentage change = 'Change' / Original x 100
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What is the Formula for compound growth and Decay?
N = n(1+r/100)^n
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What does Discrete data mean?
Is data that can be measure exactly.
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What does Continuous data mean?
Is data that can take any value is an interval.
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What is Primary data?
Primary data = is data that you have collected yourself.
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What is secondary data?
Secondary data = is data that has been collected by someone else.
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What is Qualitative data?
Qualitative data = is data that uses words, not numbers
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What is Quantitative data?
Quantitative data = is data that measures quantities and is anything that you measure with a number.
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Other cards in this set

Card 2

Front

What are the rules you must remember when putting a number into it's standard form.

Back

1) the front number must always be between 1 and 10. 2) the power of 10, n, is purely: How far the decimal point moves. 3) n is +ve for big numbers, n is -ve for small numbers.

Card 3

Front

What is the formula for percentage change?

Back

Preview of the front of card 3

Card 4

Front

What is the Formula for compound growth and Decay?

Back

Preview of the front of card 4

Card 5

Front

What does Discrete data mean?

Back

Preview of the front of card 5
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