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
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
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
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