analyzing customer data

Every fourth passenger boarding the aircraft was requested to fill up a small questionnaire to find out the customer satisfaction. The data collection methodology is _______ sampling. => stratified or systematic or random or cluster..

The manager of ABC company investigated the reasons for the delay associated with processing 67 credit card applications. Pareto chart for the data is shown. Find the total percentage of customers who have not signed on the applications and who have not given their addresses. =>..

A web-designing company wants to learn about the effect of one-click checkouts. The target audiences of the web site were randomized into four groups, with 4 in each group. Each group was shown a page with either high or low graphics layout, and with one, or two click out options. After using the p..

The owner of a super market recorded the number of customers who visited his store each hour on a particular day. The results were 15, 10, 12, 9, 18, 5, 8, 9, 15, 10, and 11. Which box-and-whisker plot matches the data? => Plot 1 or Plot 2 or Plot 3 or Plot 4..

The owner of a super market recorded the number of customers who came into his store each hour for one day. The results were 15, 10, 12, 9, 18, 5, 8, 9, 15, 10 and 11. Which of the four plots is the suitable box-and-whisker plot of the data? => Plot 1 or Plot 2 or Plot 3 or Plot..

Comparing center and spread: within group, between group variation Comparing clusters and gaps Comparing outliners and other unusual features Comparing shapes Exploring bivariate data: Analyzing patterns in scatterplots Correlation and linearity Least-squares r..

A researcher wishes to examine whether there is a correlation between cost of internet service per month and degree of customer satisfaction.The data collected is shown here. Calculate the correlation coefficient and describe the relationship. Dollars 12 24 14 12 18 6 9 18 17 20..

Multiple approaches to solve problems Techniques to study patterns and analyze data Problems related to personal income and credit Problems related to financial planning Transformations, symmetr..

Theoretical/empirical probability Probability models Studying patterns and analyzing data Rates, linear functions, direct/inverse variation Problems related to personal income, credit, financial planning Transformations, symmetr..

deals mainly in communicating facts and figures in terms of a method called statistical method. Collection, classification, tabulation, representation, reasoning, testing and drawing inferences are part of statistical methods. Rainfall patterns of a particular city over a period of time can be ..