Below is a contingency table outlining the number of surveyed adults who use Snapchat. Use Snapchat Do Not Use Snapchat 410 750 1160 Under 50 years old 50 years or older Total 246 60 306 Total 656 810 1466 Determine the following probabilities. Enter your results as percents rounded to one decimal place. You do not need to include the "%" symbol. Hint: Convert to a percent before rounding! a. What is the probability that a randomly selected participant is 50 years or older and uses Snapchat? 4.1 % b. What is the probability that a randomly selected participant uses Snapchat given that they are under 50 years old? % c. What is the probability that a randomly selected participant uses Snapchat given that they are 50 years or older? % Based on the probabilities above, what might you hypothesize about Snapchat use among U.S. adults?

Below is a contingency table outlining the number of surveyed adults who use Snapchat. Use Snapchat Do Not Use Snapchat 410 750 1160 Under 50 years old 50 years or older Total 246 60 306 Total 656 810 1466 Determine the following probabilities. Enter your results as percents rounded to one decimal place. You do not need to include the "%" symbol. Hint: Convert to a percent before rounding! a. What is the probability that a randomly selected participant is 50 years or older and uses Snapchat? 4.1 % b. What is the probability that a randomly selected participant uses Snapchat given that they are under 50 years old? % c. What is the probability that a randomly selected participant uses Snapchat given that they are 50 years or older? % Based on the probabilities above, what might you hypothesize about Snapchat use among U.S. adults?

College Algebra

10th Edition

ISBN:9781337282291

Author:Ron Larson

Publisher:Ron Larson

Chapter8: Sequences, Series,and Probability

Section8.7: Probability

Problem 50E: Flexible Work Hours In a recent survey, people were asked whether they would prefer to work flexible...

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