drink contingency table

Feb 14th, 2015
KateS
Category:
Statistics
Price: $5 USD

Question description

manager noted that of all male customers who visited over the weekend, 171 ordered beer, 43 ordered wine, and 30 asked for soft drinks. Of female customers, 44 ordered beer, 27 ordered wine, and 19 asked for soft drinks

a. Construct a contingency table that shows frequencies for the qualitative variables Gender (male or female) and Drink Choice (beer, wine, or soft drink).


gender
beerwinesoft drink total
male


 
female


 
total


 

b. find probability that a customer orders wine...round intermediate/final answer 4 decimal

c. find probability that a male customer orders wine...round intermediate/final answer 4 decimal
d. Are the events “Wine” and “Male” independent...yes or no and why...plz explain

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