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Lecture

BusinessStatisticsChapter1and3(Fall2012).doc

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Department
Quantitative Methods
Course
QMS 102
Professor
Jason Chin- Tiong Chan
Semester
Fall

Description
QMS102 Business Statistics IChapter1and 3 1Techniques used to organize summarize and present data that have been collected are calledA descriptive statisticsB inferential statisticsCSample D population2The collection of all possible individuals objects or measurements is calledA a sample B populationC an inferenceD data3Techniques used to determine something about a population based on a sample are called Adescriptive statisticsB inferential statisticsCSample D population 4 Harry works for a computer company His job is to make sure that people in their target market all individuals between the ages of 18 and 54 like their commercials To test one commercial he interviews 50 people who are between the ages of 18 and 54 live in Toronto and asks them what they like and dislike about the commercial What is his population and his sampleAindividuals between the ages of 18 and 54 50 people who are between the ages of 18 and 54 and live in TorontoBall individualsindividuals between the ages of 18 and 54C50 people who are between the ages of 18 and 54 who live in Torontoindividuals between the ages of 18 and 54Dall individuals 50 people who are between the agesof 18 and 54 who live in TorontoEindividuals between the ages of 18 and 54 50 people who live in Toronto5The mean time for business students who use Internet in Ryerson University we assume that students in Ryerson as a population is an example of Aa statisticB asampleC aparameter6What do we call for the numerical characteristics of a sample AstatisticB sample CparameterFall2012 Page 1
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