stats tests + other

Question 1

use of t-test

Answer 1

significance of difference between 2 means

Question 2

use of spearman’s rank

Answer 2

testing for significance of correlation - scatter graph

Question 3

use of chi squared

Answer 3

significance of difference between observed and expected frequency (frequency data)

Question 4

p<0.05

Answer 4

= probability of less then 5%that the results are due to chance

Question 5

null hypothesis starts with…

Answer 5

there is no significant difference…