Teen drivers A state's Division of Motor Vehicles (DMV) claims that 60% of teens pass their driv- ing test on the first attempt. An investigative reporter examines an SRS of the DMV records for 125 teens; 86 of them passed the test on their first try. Is there convincing evidence at the a = 0.05 significance level that the DMV's claim is incorrect? Construct and interpret a 95% confidence interval for the proportion of all teens in the state who passed their driving test on the first attempt. 5.

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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5.
Teen drivers A state's Division of Motor Vehicles
(DMV) claims that 60% of teens pass their driv-
ing test on the first attempt. An investigative
reporter examines an SRS of the DMV records
for 125 teens; 86 of them passed the test on their
first try. Is there convincing evidence at the a =
0.05 significance level that the DMV's claim is
incorrect?
Construct and interpret a 95% confidence
interval for the proportion of all teens in the state
who passed their driving test on the first attempt.
Transcribed Image Text:5. Teen drivers A state's Division of Motor Vehicles (DMV) claims that 60% of teens pass their driv- ing test on the first attempt. An investigative reporter examines an SRS of the DMV records for 125 teens; 86 of them passed the test on their first try. Is there convincing evidence at the a = 0.05 significance level that the DMV's claim is incorrect? Construct and interpret a 95% confidence interval for the proportion of all teens in the state who passed their driving test on the first attempt.
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