Posted in business on May 11th, 2009
After being introduced to a variety of topics in any subject, it is worthwhile to look back and analyze the value of the introductory content. Although every learning experience has some value, there is no doubt that some experiences are more valuable than others. A survey of statistical concepts is no different than any other [...]
Posted in business on May 4th, 2009
Bank X is interested in determining if a correlation exists between online and total sales. Unfortunately, it would not be appropriate to investigate such a correlation since correlative analysis requires that the variables be independent (Moles & Terry, 1997). Since online sales are a subset of total sales, the two variables are related. Since a [...]
Posted in business on Apr 30th, 2009
TO: Bank X
FROM: Scott Hebert
DATE: April 30, 2009
SUBJECT: Cash Back Options Analysis
After much deliberation, the executive team at Bank X has decided to utilize some form of [...]
Posted in business on Apr 27th, 2009
Contingency tables are used to analyze two variables. The tables are arranged in such a way that the frequency for one variable is represented in rows and the other variable is represented in columns. The primary purpose of contingency tables as a statistical method is to determine if the two variables are independent (Triola, 2008). [...]
Posted in business on Apr 24th, 2009
TO: Bank X
FROM: Scott Hebert
DATE: April 24, 2009
SUBJECT: Survey Accuracy And Budget Constraints
In order for the executives at Bank X to determine the desirability of a credit card offering, it is necessary to estimate the mean cardholder spending per month. Bank X has requested that Information Experts conduct a survey to determine the mean with a [...]