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A 95% confidence interval is wider than a 90%
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(a) A 95% confidence interval is wider than a 90% confidence interval of the same parameter.
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[Solved] A 95% confidence interval is wider than a 90%
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(d) A 95% confidence interval is wider than a 90% c...
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A 95% confidence interval is wider than a 90%
(d) A 95% confidence interval is wider than a 90% confidence interval of the same parameter.
True because the critical value is larger at 95% than 90% confidence level of the corresponding test statistics.
...
sunee...
A sample of 205
90% confidence interval between 29.5964 hg and 31.2036
we draw the given data
n=205
weighed ¯x=30.4 hg
standard deviation σ = 7.1
after that calculate the standard error
Critical Value for 90% confidence z=1.64
90%...
NUMBE...
Discussion question : The vast majority of the world uses a 95% confidence in
Confidence interval is a type of interval estimate used in statistical analysis in a population. It is
calculated from observations. The confidence level determines how frequently an observed......
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