☑Kizspy.me
(Choose 1 answer)
In a recent study of 22 eighth graders.
☐ A
the mean number of hours per week that
they watched television was 19.6 with a
standard deviation of 5.8 hours.
Construct a 90% confidence interval for
the population mean. Assume the
population has a normal distribution.
A. (18.63, 20.89)
☐ E
B. (5.87, 7.98)
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C. (19.62, 23.12)
D. None of the other choices is correct
E. (17.47, 21.73)
FUO.sh
sh the exam.
Let
to.1,21 1.32, 0.05, 21= 1.72
Zoos 1.65 and Zo₁ = 1.28
