Presentation and Display of Quantitative Data + Distribution

Question 1

Bar Charts show

Answer 1

data in the form of categories to be compared

Question 2

Histograms

Answer 2

are used to display continuous data

Question 3

Frequency polygon - line graph

Answer 3

also used to display continuous data but instead take the midpoint of each histogram bar and connect to form a line.

Question 4

Pie Charts

Answer 4

show the frequency of categories as percentages

Question 5

Tables

Answer 5

summaries’ the main findings of the data

Question 6

scatter diagrams

Answer 6

used to depict the result of correlational analysis

Question 7

what is normal distribution?

Answer 7

that nice n curve ( n for normal)

more scores around the mean and less scores on the top and lower end

Question 8

skewed distribution

Answer 8

more scores at either the top or lower end of the data. and the majority of scores are not near the mean

Question 9

positively skewed data

Answer 9

contains more low than high scores

Question 10

negatively skewed data

Answer 10

contains more high than low scores