ased on a smartphone survey, assume that 56% of adults with smartphones use them in theaters. In a separate survey of 222 adults with smartphones, it is und that 123 use them in theaters If the 56% rate is correct, find the probability of getting 123 or fewer smartphone owners who use them in theaters Is the result of 123 significantly low? If the 56% rate is correct, the probability of getting 123 or fewer smartphone owners who use them in theaters is 0.0530 Eound to four decimal places as needed.)
ased on a smartphone survey, assume that 56% of adults with smartphones use them in theaters. In a separate survey of 222 adults with smartphones, it is und that 123 use them in theaters If the 56% rate is correct, find the probability of getting 123 or fewer smartphone owners who use them in theaters Is the result of 123 significantly low? If the 56% rate is correct, the probability of getting 123 or fewer smartphone owners who use them in theaters is 0.0530 Eound to four decimal places as needed.)
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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![Based on a smartphone survey, assume that 56% of adults with smartphones use them in theaters. In a separate survey of 222 adults with smartphones, it is
found that 123 use them in theaters
a. If the 56% rate is correct, find the probability of getting 123 or fewer smartphone owners who use them in theaters
b. Is the result of 123 significantly low?
a. If the 56% rate is correct, the probability of getting 123 or fewer smartphone owners who use them in theaters is 0.0530
(Round to four decimal places as needed.)](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fc37cf292-2661-4d5b-9668-150ae618b575%2F96544fbd-aa36-4e64-9423-9fa6e37f1c08%2Fojd1v2h_processed.png&w=3840&q=75)
Transcribed Image Text:Based on a smartphone survey, assume that 56% of adults with smartphones use them in theaters. In a separate survey of 222 adults with smartphones, it is
found that 123 use them in theaters
a. If the 56% rate is correct, find the probability of getting 123 or fewer smartphone owners who use them in theaters
b. Is the result of 123 significantly low?
a. If the 56% rate is correct, the probability of getting 123 or fewer smartphone owners who use them in theaters is 0.0530
(Round to four decimal places as needed.)
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