A national survey indicated that 30% of adults conduct their banking online. It also found that 40%
Question:
a) What percentage of adults do not conduct their banking online?
b) What type of probability is the 25% mentioned above?
c) Construct a contingency table showing all joint and marginal probabilities.
d) What is the probability that an individual conducts banking online given that the individual is under the age of 50?
e) Are Banking online and Age independent? Explain.
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a By the Complement rule 100 30 70 b The 25 refers to ...View the full answer
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Related Book For 
Business Statistics
ISBN: 9780321925831
3rd Edition
Authors: Norean Sharpe, Richard Veaux, Paul Velleman
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