Exercises

Inspecting a choice observation

Use the function tail() to print the last six rows in the sportscar data frame. For the last choice observation in the data frame (resp.id==200, ques==10), what was the price of the option that was chosen?

คำแนะนำ

50 XP

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30 thousand dollars

35 thousand dollars

40 thousand dollars

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คำแนะนำ

คำตอบที่เป็นไปได้

Exercises