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Mathematics 52 Online
cindyyyep:

Prices in dollars of 11 caravans in a showroom are as follows. 16 800 ,18 500 ,17 700 ,14 300 ,15 500 ,15 300 ,16 100, 16 800, 17 300, 15 400, 16 400 (i) Represent these prices by a stem-and-leaf diagram. (ii) Write down the lower quartile of the prices of the caravans in the showroom. (iii) 3 different caravans in the showroom are chosen at random and their prices are noted. Find the probability that 2 of these prices are more than the median and 1 is less than the lower quartile.

jhonyy9:

do you can make this diagram ?

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