Examlex
McDonald's introduced its Favorites Under 400 Calories menu,attempting to change consumers' negative views of McDonald's as a seller of unhealthy food.It would like to survey customers to see if attitudes are changing,but it would like to collect some qualitative data first.Suggest two approaches-one offline,and one online-that McDonald's could use to collect qualitative data before designing a survey.
Set of Data
An assembly of quantitative or qualitative values gathered for analysis or observation.
Median
The middle value in a data set, which divides the set into two equal halves.
Mean
The arithmetic average of a set of numbers, found by dividing the sum of all values by the number of values.
Mean
The mean of a collection of numbers, determined by summing up all the numbers and then dividing by the total number of values.
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