10. Birdwatching or birding is the observation of birds as a recreational activity. It can be done with the naked eye, through a visual enhancement device like binoculars and telescopes, or by listening for bird sounds. Birdwatchers in different regions in the United States did a bird count for specific species in January of 2013. a. What is the probability that the bird being studied is from the Central US or a Blue Jay? b. What is the probability that a Blue Jay being studied is from the Central US? c. Are region and bird species mutually exclusive? Explain. d. Are region and bird species independent? Explain. Cardinals 87 62 15 Northeast Southwest Central Blue Jays 28 52 35 Eagles 44 81 12 Sparrows 10 8 6

10. Birdwatching or birding is the observation of birds as a recreational activity. It can be done with the naked eye, through a visual enhancement device like binoculars and telescopes, or by listening for bird sounds. Birdwatchers in different regions in the United States did a bird count for specific species in January of 2013. a. What is the probability that the bird being studied is from the Central US or a Blue Jay? b. What is the probability that a Blue Jay being studied is from the Central US? c. Are region and bird species mutually exclusive? Explain. d. Are region and bird species independent? Explain. Cardinals 87 62 15 Northeast Southwest Central Blue Jays 28 52 35 Eagles 44 81 12 Sparrows 10 8 6

Holt Mcdougal Larson Pre-algebra: Student Edition 2012

1st Edition

ISBN:9780547587776

Author:HOLT MCDOUGAL

Publisher:HOLT MCDOUGAL

Chapter11: Data Analysis And Probability

Section11.4: Collecting Data

Problem 3E

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