Estimating Population Parameters with Error Margin
Statistics and Probability · Flashcards · Application
STATISTICS AND PROBABILITY · FLASHCARDS
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QUESTION
Find the point estimate: A central
95
%
95\%
95%
simulation interval for
μ
\mu
μ
is
[
18.2
,
19.0
]
[18.2,19.0]
[
18.2
,
19.0
]
.
QUESTION
Identify the parameter: A survey estimates the average number of hours students sleep per night.
QUESTION
Choose the correct interpretation: "
p
^
=
0.52
±
0
.03
\hat{p}=0.52\pm^0.03
p
^
=
0.52
±
0
.03
" refers to
p
p
p
or to the sample proportion?
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ANSWER
It estimates the population proportion
p
p
p
. Interval estimates target the population parameter
p
p
p
.
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