A survey of 430 business travelers found 155 used a travel agent to make arrange

Question

A survey of 430 business travelers found 155 used a travel agent to make arrangements (USA today, November 20,2003) Develop a descriptive statistic that can be used to estimate the percentage of all business travelers who use a travel agent to make travel arrangements. b.) The survey reported that the most frequent way business travelers make travel arrangements is using an online travel site. If 44% of business travelers surveyed made travel arrangements this way, how many of 430 business travelers used an online travel site?

Explanation / Answer

(a) We can use Simple Arithmetic Average to estimate this percentage.

(b) Number of travelers using online site = 430 x 44% = 189.2 ~189 (Nearest integer)

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