Making Measurements

Question 1

how do we increase reliability?

Answer 1

take repeated measurements for each condition or value of the independent variable, ideally five or more

Question 2

what do we do with anomalous results in an experiment?

Answer 2

we ignore it and don’t include them in an average

Question 3

how do we measure using a measuring cylinder?

Answer 3

• read at eye level
• read from bottom of meniscus
• make sure the cylinder is on a flat surface