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Select a company (maybe your employer) and assess how it uses data in marketing its products or services. (If it is not your employer, find a sizable local company or search the Internet for a company and contact the marketing department.) Specifically, address the following considerations:
What data does the company capture and have available?
What additional data does the company acquire from outside data vendors and why?
What specific insights or information do companies hope to extract from the available data?
How does the analysis of the data translate into decisions?
Class was approximately normal with mean 530 and standard deviation 80. About what percent of students will score between 370 and 690?
This morning the office you are monitoring has eight office visits on the schedule. What is the probability that:
You are given the sample mean and the sample deviation, Use this information to construct the 90% and 95% confidence intervals for the population mean. Which interval is wider?
in a biomedical research activity it was determined that the survival time in weeks of an animal when subjected to a
Various temperature measurements are recorded at different times for a particular day. the mean of 20 degrees C is obtained for 40 temperatures on 40 different days. Assuming that the standard deviation = 1.5 degree C, test the claim that the populat..
Simplifying a sum of radical expressions. Simplify the following expression as much as possible:
The average salary of senior managers in the construction industry is $180,000 per year. Suppose we would like to take a sample of senior managers at a newly established company XYZ to see whether the mean annual salary is different from that ..
Plot a scatter diagram of the results with Depth of Water as the independent variable.
What is the mean of this uniform distribution? What is the standard deviation?
Dr. Richmond, a psychologist, is studying the daytime television viewing habits of college students.
The sample mean difference was 0.41 and Sd was 0.387.
The major shopping areas in community of Springdale include Springdale Mall, West Mall, and downtown area on Main Street. A telephone survey has been conducted to determine strengths and weaknesses of these areas and to find out how they fit in th..
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