(f) Would it be unusual if less than 38% of the sampled teenagers owned smartphones? It (Choose one) would would not be unusual if less than 38% of the sampled teenagers owned smartphones, since the probability is
(f) Would it be unusual if less than 38% of the sampled teenagers owned smartphones? It (Choose one) would would not be unusual if less than 38% of the sampled teenagers owned smartphones, since the probability is
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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I need help with part 6. Thank you!
![Part: 5 / 6
Part 6 of 6
(f) Would it be unusual if less than 38% of the sampled teenagers owned smartphones?
It (Choose one) ▼ be unusual if less than 38% of the sampled teenagers owned smartphones, since the probability is
would
would not
X](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fdcf83a47-a794-4a3e-96e6-712f3f291270%2F7e1797f2-43c3-4096-beea-2af88d105faf%2Fyvyzpcg_processed.png&w=3840&q=75)
Transcribed Image Text:Part: 5 / 6
Part 6 of 6
(f) Would it be unusual if less than 38% of the sampled teenagers owned smartphones?
It (Choose one) ▼ be unusual if less than 38% of the sampled teenagers owned smartphones, since the probability is
would
would not
X
![Smartphones: A poll agency reports that 47% of teenagers aged 12-17 own smartphones. A random sample of 147 teenagers is
drawn. Round your answers to at least four decimal places as needed.
Part 1 of 6
(a) Find the mean μ^.
Р
The mean μ is 0.47
р
Part 2 of 6
(b) Find the standard deviation
^.
P
The standard deviation is 0.0412
Р](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fdcf83a47-a794-4a3e-96e6-712f3f291270%2F7e1797f2-43c3-4096-beea-2af88d105faf%2F9v3o5pr_processed.png&w=3840&q=75)
Transcribed Image Text:Smartphones: A poll agency reports that 47% of teenagers aged 12-17 own smartphones. A random sample of 147 teenagers is
drawn. Round your answers to at least four decimal places as needed.
Part 1 of 6
(a) Find the mean μ^.
Р
The mean μ is 0.47
р
Part 2 of 6
(b) Find the standard deviation
^.
P
The standard deviation is 0.0412
Р
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