It is known that $$\(8 \%\)$$ of adults in a certain town own a Chantor car. After an advertising campaign, a car dealer wishes to investigate whether this proportion has increased. He chooses a random sample of 25 adults from the town and notes how many of them own a Chantor car. Explain which of the errors, Type I or Type II, might have been made in carrying out the test in part (a). .................................................................................................................................................... .................................................................................................................................................... .................................................................................................................................................... .................................................................................................................................................... .................................................................................................................................................... ....................................................................................................................................................
Exam No：9709_m21_qp_62 Year：2021 Question No：6(b)
Answer:
\(\mathrm{H}_{0}\) was not rejected.
Hence Type II might have been made.
Hence Type II might have been made.
Knowledge points:
6.5.4 understand the terms Type I error and Type II error in relation to hypothesis tests
Solution:
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