In a reader survey conducted by USA Today†, readers were asked to name the best U.S. city for Italian restaurants. The results follow. City New York Chicago Boston Las Vegas San Francisco Respondents (%) 55 16 15 7 7 Let A denote the set of cities that were voted the best by more than 10% of the respondents, let B be the set of cities that were voted the best by between 10% and 20% of the respondents, and let C denote the set of cities that were voted the best by fewer than 10% of the respondents. Find the following sets. (Let N represent New York, H represent Chicago, T represent Boston, L represent Las Vegas, and S represent San Francisco. Enter your answers using roster notation. Enter EMPTY or ∅ for the empty set.) (a) A, B, and C A = B = C = (b) A ∪ B (c) A ∩ B (d) AC ∩ B (e) A ∩ BC (f) (A ∪ B)C

In a reader survey conducted by USA Today†, readers were asked to name the best U.S. city for Italian restaurants. The results follow. City New York Chicago Boston Las Vegas San Francisco Respondents (%) 55 16 15 7 7 Let A denote the set of cities that were voted the best by more than 10% of the respondents, let B be the set of cities that were voted the best by between 10% and 20% of the respondents, and let C denote the set of cities that were voted the best by fewer than 10% of the respondents. Find the following sets. (Let N represent New York, H represent Chicago, T represent Boston, L represent Las Vegas, and S represent San Francisco. Enter your answers using roster notation. Enter EMPTY or ∅ for the empty set.) (a) A, B, and C A = B = C = (b) A ∪ B (c) A ∩ B (d) AC ∩ B (e) A ∩ BC (f) (A ∪ B)C

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018

18th Edition

ISBN:9780079039897

Author:Carter

Publisher:Carter

Chapter10: Statistics

Section10.6: Summarizing Categorical Data

Problem 10CYU

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Question

In a reader survey conducted by USA Today†, readers were asked to name the best U.S. city for Italian restaurants. The results follow.

City	New York	Chicago	Boston	Las Vegas	San Francisco
Respondents (%)	55	16	15	7	7

Let A denote the set of cities that were voted the best by more than 10% of the respondents, let B be the set of cities that were voted the best by between 10% and 20% of the respondents, and let C denote the set of cities that were voted the best by fewer than 10% of the respondents. Find the following sets. (Let N represent New York, H represent Chicago, T represent Boston, L represent Las Vegas, and S represent San Francisco. Enter your answers using roster notation. Enter EMPTY or ∅ for the empty set.)

(a)

A, B, and C