presentation of qualitative data

Question 1

what is normal distribution

Answer 1

• most people are located in the middle area of the curve with very few people at the extreme ends
• mean medium and mode all occupy the same midpoint of the curve
• tails never touch the x axis

Question 2

what is a positive skew

Answer 2

• most of the distribution is concentrated towards the left of the graph
• results in a long tail on the right
• mode remains at the highest point of the peak
• the medium comes nest
• mena dragged across the tail

Question 3

what is a negative skew

Answer 3

• scores concentrated on the right
• long tail on the left
• mean pulled to the left
• mode at the highest peak
• medium in the middle

Question 4

what is a scattergram

Answer 4

represents the strength and direction of the relationship between co variables in the correlational analysis

Question 5

what is a bar chart

Answer 5

the frequency of each variable is represented by the height of the bars

Question 6

what is a histogram

Answer 6

shows the frequency with the area of the bars representing frequency
- the x axis must start at a true zero and the scare is continuous