1.3

Question 1

How do you prove that a there is statistically significant difference.

Answer 1

If the error bars do not line up then the graph has statistically significant data.

Question 2

what are error bars

Answer 2

a line that represents the variation or spread relative to corresponding point

Question 3

what axises do independent and dependent variables go on

Answer 3

independent = x axis
dependent = y axis

Question 4

what is a control group

Answer 4

standards to which comparisons are made.

Question 5

what makes a good control group

Answer 5

when only 1 variable changes during every experiment.

Question 6

If two error bars are overlapping next to each other then you can interpret that

Answer 6

The data is not significant enough to make any good claims.

Question 7

If one error bar goes from 60-80 while another goes from 20-40 then you can interpret that

Answer 7

The data has a statistically significant difference.