lab reports

Question 1

describe the difference between precision and accuracy

Answer 1

precision I show consistent and exact a measurement is while accuracy is how close to the actual or true value a measurement is

Question 2

what does a hypothesis tell you in a lab report

Answer 2

a hypothesis describes the predictions you were testing

Question 3

what does a procedure tell you in a lab report

Answer 3

a procedure is a list of the steps necessary to carry out the experiment

Question 4

what should you include in a conclusion

Answer 4

a summary of the results, a discussion of whether or not the data supported the hypothesis, errors, and questions for further investigation

Question 5

describe some reasons why you might be critical of scientific findings

Answer 5

the person or group conducting the experiment is biased, the data seems unreasonable, an/or the results aren’t replicable

Question 6

describe a situation where you would need to use estimation or round numbers

Answer 6

any situation where making an exact measurement isn’t possible, or if you are calculating a number with repeating decimal

Question 7

define bias

Answer 7

a bias is having a special interest that prevents you from being objective or conducting a fair test of your hypothesis