Error Intervals Flashcards

1
Q

A number is rounded to 1DP. The result is 6.7. Write down the error interval.

A

6.6, 6.65, 6.7, 6.75, 6.8
= 6.65 < or equal to x < 6.75

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2
Q

A number X is rounded to one significant figure. The result is 2000. Write down the error interval for X.

A

1000, 1500, 2000, 2500, 3000
= 1500 < or equal to x < 2500

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3
Q

A number X is truncated to 2 decimal places. The result is 2.85. Write down the error interval for X.

A

2.85 < or equal to X < 2.86

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4
Q

A number is truncated to 1 significant figure. The result is 3000. Write down the error interval for X.

A

3000 < or equal to X < 4000

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