Twenty years ago, 57% of parents of children in high school felt it was a serious problem that migh school students were not being taught enough math and science. A recent survey found that 358 of 900 parents of children in high school felt it was a serious problem that high school students were not being taught enough math and science. Do parents feel differently today than they did twenty years ago? Use the x = 0.01 level of significance.
Twenty years ago, 57% of parents of children in high school felt it was a serious problem that migh school students were not being taught enough math and science. A recent survey found that 358 of 900 parents of children in high school felt it was a serious problem that high school students were not being taught enough math and science. Do parents feel differently today than they did twenty years ago? Use the x = 0.01 level of significance.
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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 alt="Twenty years ago, 57% of parents of children in high school felt it was a serious problem that
high school students were not being taught enough math and science. A recent survey found
that 358 of 900 parents of children in high school felt it was a serious problem that high
school students were not being taught enough math and science. Do parents feel differently
today than they did twenty years ago? Use the α = 0.01 level of significance.
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lete
-
ulation size, and the sample
...
10, the sample size is
irements for testing the hypothesis
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Transcribed Image Text:Twenty years ago, 57% of parents of children in high school felt it was a serious problem that
high school students were not being taught enough math and science. A recent survey found
that 358 of 900 parents of children in high school felt it was a serious problem that high
school students were not being taught enough math and science. Do parents feel differently
today than they did twenty years ago? Use the α = 0.01 level of significance.
Because npo (1-Po)
lete
-
ulation size, and the sample
...
10, the sample size is
irements for testing the hypothesis
(Round to one decimal place as needed.)
satisfied.
5% of the
the
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