A recent survey of a new diet cola reported the following percentages of people who liked the taste. Find the weighted mean of the percentages.
Answer to relevant QuestionsThe costs of three models of helicopters are shown here. Find the weighted mean of the costs of the models. Describe which measure of central tendency—mean, median, or mode—was probably used in each situation. a. One-half of the factory workers make more than $5.37 per hour, and one-half make less than $5.37 per hour. b. The ...An approximate median can be found for data that have been grouped into a frequency distribution. First it is necessary to find the median class. This is the class that contains the median value. That is the n / 2 data ...Starting teachers’ salaries (in equivalent U.S. dollars) for upper secondary education in selected countries are listed below. Which set of data is more variable? (The U.S. average starting salary at this time was ...The data show the number of murders in 25 selected cities. Class limits Frequency 34–96 .........13 97–159 .........2 160–222 .......0 223–285 .......5 286–348 .......1 349–411 .......1 412–474 ...
Post your question