Data Visualization and Summarization
Definitions of population and sample
Types of data (qualitative, quantitative, discrete, continuous, etc)
Measures of Center
o Mean, Median
o When would you use mean vs median?
Mean is good for symmetr
This dataset contains the prices of ladies' diamond rings and the carat
size of their diamond stones. The rings are made with gold of 20
carats purity and are each mounted with a single diamond stone.
The source of the data i
1. A mileage test is conducted for a new car model, the Pizzazz. A sample of
30 Pizzazzes is selected randomly and driven for a month, and the gas
mileage is recorded. The average gas mileage for the sample is found to be
28.6 mpg and the sta
Due Tuesday, January 20th at midnight. Please submit answers via the answer sheet that is
provided on Moodle.
Refer to this snippet of the cereal data that we discussed in class to answer Questions 1 6.