Which sections are Quantitative?
Time (minutes), box office sales (dollars).
Which sections are Categorical?
State, gender, marital status.
What is the frequency of April?
6
What is the relative frequency of October?
2.5%
What is the frequency of June?
5
What percent of vehicles would fall in the “Other” category?
2%
Make a bar chart to display the data. Describe what you see
For vehicles sold worldwide in 2014, white (29%) and black (19%) were the most popular colors while green (1%) was the least popular color.
Would it be appropriate to make a pie chart of these data? Explain.
Yes b/c %
Explain how this graph is misleading.
Based on the heights of the people, it appears that the peak of social media use is ages 50-64, but really it is ages 19-29.
Make a relative frequency bar chart for these data. Describe what you see.
Bar chart
How fuel efficient? Here are the EPA estimates of city gas mileage in miles per gallon (mpg) for the sample of 21 model year 2014 midsize cars.19 Make a dotplot of these data.
dot plot.
Explain what the dot above –1 represents.
lost one game by 1 goal.
What percent of its games did the 2012 U.S. women’s team win?
84%
What’s wrong with Herschel’s dotplot?
stacked in one tall column
Describe the shape of the distribution.
slightly left-skewed with a single peak on the 105 - 109 stem and a gap from 84 to 93.
