Question

Probability worksheet

Problem 2: (Refer to Lecture Notes Pages 38-41 The folewing contingency table contains the results of a survey by the Pew Research Center comparing the number of Millennials in 2013 who completed a Bachelor's degree versus the number of Generation Xers in 1995 who completed a Bachelor's degree. Determine the requested probabilities based on these results Teeal Compleend Bacheler's Completed les than 22,559 13,701 a What is the probubility t Bachelor's degree? that a randomly selected survey respondent is a Gen Xer or has completed less than a b Give an esample of two events that are mutualy exclusive? lustify your answer (provide appropriate support) Problem 3: (Refer to Lecture Notes Pages 47-50) Suppose the following percentages reflect the daily consumption of coffee for a population of students Use the model to answer the following questions : # of Cups/Day Percentage a What is the expected number of cups of coffee per day for undergraduate college students? Provide an 32% 26% 22% 12% appropriate symbol and units.

Answer 1