The file HotelAway contains the average room price ( in US$) paid by various nationalities while traveling abroad ( away from their home country) in 2013:
179 173 175 173 164 143 153 155
a. Compute the first quartile (Q1), the third quartile (Q3), and the interquartile range.
b. List the five- number summary.
c. Construct a boxplot and describe its shape.