uncertainty Flashcards
1
Q
how do you calculate uncertainty?
A
smallest measurement of apparatus and divide by 2
2
Q
smaller the margin of error…
A
closer to the true value the reading should be
3
Q
when you’ve got 2 or more readings…
A
add together uncertainties
4
Q
what is the formula for percentage error?
A
observed value - expected value / expected value x 100
