Japanese Vehicle Exports. The Japan Automobile Manufacturer’s Association provides data on exported vehicles in Motor Vehicle Statistics of Japan. In 2010, cars, trucks, and buses constituted 88.3%, 9.3%, and 2.4%of vehicle exports, respectively. A random sample of last year’s exports yielded the vehicle-type data on the WeissStats site. a. determine a frequency distribution. b. obtain a relative-frequency distribution. c. draw a pie chart. d. construct a bar chart.

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Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.