What was the average price of a room at two-star, threestar, and four-star hotels around the world

Question:

What was the average price of a room at two-star, threestar, and four-star hotels around the world during the first half of 2014? The file HotelPrices contains the prices in English pounds (about US$1.70 as of July 2015). (Data extracted from "Hotels.com Hotel Price Index," bit.ly/1E0TZUr.) Complete the following for the two-star, three-star, and four-star hotels:
a. Construct a frequency and a percentage Construct a histogram and a percentage polygon.
c. Construct a cumulative percentage and plot a cumulative percentage polygon (ogive).
d. What conclusions can you reach about the cost of two-star, three-star, and four-star hotels?
e. Construct separate scatter plots of the cost of two-star hotels versus three-star hotels, two-star hotels versus four-star hotels, and three-star hotels versus four-star hotels.
f. What conclusions can you reach about the relationship of the price of two-star, three-star, and four-star hotels?
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