APBio Ch01 Experiments

Question 1

1) relying on experience or observation2)originating in or based on experience or observation3)capable of being verified or disproven by observation or experimentation

Answer 1

empirical(all science is empirical… if it’s not empirical, it’s not science)

Question 2

experiment that manipulates only one variable in an “experimental” group and compares the resulting data to the “control” group

Answer 2

controlled experiment

Question 3

factors that can affect the results of an experiment

Answer 3

variables

Question 4

group in which no variables have been manipulated; group observed under “normal” conditions

Answer 4

control group

Question 5

variable in a controlled experiment that is manipulated

Answer 5

independent variable

Question 6

variable in a controlled experiment that is measured; the responding variable

Answer 6

dependent variable

Question 7

premise that any observed differences are simply the result of random differences that arise from drawing two samples from the same population

Answer 7

null hypothesis

Question 8

experiment involving the comparison of data from different sample groups without trying to control all variables involved

Answer 8

comparative experiement