MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN: 9781119256830
Author: Amos Gilat
Publisher: John Wiley & Sons Inc
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VILINDSTATIS 0.3.05 JMI.
A survey is designed to estimate the proportion of sports utility vehicles (SUVS) being driven in the state of California. A random sample of 500 registrations are selected
from a Department of Motor Vehicles database, and 28 are classified as SUVS.
(a) Use a 95% confidence interval to estimate the proportion of sports utility vehicles in California. (Round your answers to three decimal places.)
to
(Ь)
an you estimate the proportion of sports utility vehicles
california with a higner uegre
ɔ (HINT: TH
Select all that apply.)
M i ease f
sample size n
no
andom sar e
decrease
an.
siz
creasir
ricient
Ь
ne confidence
a/2
M decrease z12 by de
ng the confidence coefficient
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Transcribed Image Text:VILINDSTATIS 0.3.05 JMI. A survey is designed to estimate the proportion of sports utility vehicles (SUVS) being driven in the state of California. A random sample of 500 registrations are selected from a Department of Motor Vehicles database, and 28 are classified as SUVS. (a) Use a 95% confidence interval to estimate the proportion of sports utility vehicles in California. (Round your answers to three decimal places.) to (Ь) an you estimate the proportion of sports utility vehicles california with a higner uegre ɔ (HINT: TH Select all that apply.) M i ease f sample size n no andom sar e decrease an. siz creasir ricient Ь ne confidence a/2 M decrease z12 by de ng the confidence coefficient
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