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STATISTICS
True or False? A researcher is interested in studying whether there is a correlation of IQ with health. For this purpose he selected a sample of 261 people and asked them to complete two questionnaires: one for IQ and one for
asked by Marian on September 6, 2013 
stat
A MAILORDER FIRM HAS A CIRCULAR WHICH ELICITS A 10 % RESPONSE RATE. SUPPOSE 20 OF THE CIRCULARS ARE MAILED AS A MARKET TEST IN A NEW GEOGRAPHIC AREA. ASSUMING THAT THE 10% RESPONSE RATE IS APPLICABLE IN THE NEW AREA, DETERMINE
asked by siddhi on May 1, 2012 
Statistics
From: Siegel, A.F. (1997). Practical Business Statistics, 3rd Edition. Irwin/McGrawHill. Case  Can This Survey Be Saved? "What's troubling me is that you can't just pick a new random sample just because somebody didn't like the
asked by didier barreto on November 20, 2009 
Statistics
Case  Can This Survey Be Saved? "What's troubling me is that you can't just pick a new random sample just because somebody didn't like the results of the first survey. Please tell me more about what's been done." Your voice is
asked by didier barreto on November 20, 2009 
Statistics
From: Siegel, A.F. (1997). Practical Business Statistics, 3rd Edition. Irwin/McGrawHill. Case  Can This Survey Be Saved? "What's troubling me is that you can't just pick a new random sample just because somebody didn't like the
asked by didier barreto on November 20, 2009 
Math
In 2001, credit card companies mailed 5 billion credit card applications to 262 million people. On average, how many applications were mailed to each person? Express your answer to the nearest whole application.
asked by Noah on November 30, 2009 
math
A book club offer was mailed to a sample of 400 famles. Of these, 80 families ordered books. Next month, the book club offer will be mailed to 20,000 families. What is the predicted number of orders expected from the mailing next
asked by john on September 14, 2011 
statistics
Suppose that a marketing firm sends questionnaires to two different companies. Based on historical evidence, the marketing research firm believes that each company, independently of the other, will return the questionnaire with a
asked by mary on June 9, 2013 
statistics
Suppose that a marketing firm sends questionnaires to two different companies. Based on historical evidence, the marketing research firm believes that each company, independently of the other, will return the questionnaire with a
asked by mary on June 9, 2013 
Stats Help!
You are interested in knowing whether wealthier people are happier. You collected data from fifty people about their incomes and their overall happiness levels on a scale of 1 to 10. Upon analyzing the results, you find that the
asked by slomomo on December 2, 2015