key words glossary Flashcards
1
Q
what is a directional hypothesis
A
predicts the iv will have an effect on the dv and predicts what that effect will be
2
Q
what is the aim
A
the aim predicts what will be investigated
3
Q
what is a bar chart
A
vertical bars of equal length which show median and mean, for comparing data
separated from eachother (bars) as categories are different
4
Q
what are histograms
A
present frequency of interval data
no spaces between bars, continuous scale, bars are not in categories
used to check the distribution of data
