The data shown here were collected via a phone survey in 2011 of 799 cell phones users of age 12 to 17 by the Pew Research Foundation. Number of text messages sent/received on a typical day 0 1-10 11-20 21-50 51-100 101+ If we select a person at random from this sample, % of teen cell phone users 1% 19% 12% 20% 18% ? a. what is the probability that the person responded that they texted more than 100 times in a typical day? Round to two decimal places. b. what is the probability that the person responded that they texted between 21 and 100 times a typical day? Round to two decimal places. c. what is the probability that the person did not respond that they never text? Round to two decimal places.
The data shown here were collected via a phone survey in 2011 of 799 cell phones users of age 12 to 17 by the Pew Research Foundation. Number of text messages sent/received on a typical day 0 1-10 11-20 21-50 51-100 101+ If we select a person at random from this sample, % of teen cell phone users 1% 19% 12% 20% 18% ? a. what is the probability that the person responded that they texted more than 100 times in a typical day? Round to two decimal places. b. what is the probability that the person responded that they texted between 21 and 100 times a typical day? Round to two decimal places. c. what is the probability that the person did not respond that they never text? Round to two decimal places.
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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What are the answer to problems A, B, C from the image?
![The data shown here were collected via a phone survey in 2011 of 799 cell phones users of age 12 to 17 by the Pew Research Foundation.
Number of text messages sent/received on a typical day
0
1-10
11-20
21-50
51-100
101+
If we select a person at random from this sample,
% of teen cell phone users
1%
19%
12%
20%
18%
?
a. what is the probability that the person responded that they texted more than 100 times in a typical day? Round to two decimal places.
b. what is the probability that the person responded that they texted between 21 and 100 times a typical day? Round to two decimal places.
c. what is the probability that the person did not respond that they never text? Round to two decimal places.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fd42bdbad-1069-4895-97f4-6e208f1e2389%2F16af6042-4ba4-4d87-87d6-4f6862486af1%2F9gexfkh_processed.png&w=3840&q=75)
Transcribed Image Text:The data shown here were collected via a phone survey in 2011 of 799 cell phones users of age 12 to 17 by the Pew Research Foundation.
Number of text messages sent/received on a typical day
0
1-10
11-20
21-50
51-100
101+
If we select a person at random from this sample,
% of teen cell phone users
1%
19%
12%
20%
18%
?
a. what is the probability that the person responded that they texted more than 100 times in a typical day? Round to two decimal places.
b. what is the probability that the person responded that they texted between 21 and 100 times a typical day? Round to two decimal places.
c. what is the probability that the person did not respond that they never text? Round to two decimal places.
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