Estimating Population Parameters with Error Margin
Statistics and Probability · Flashcards
STATISTICS AND PROBABILITY · FLASHCARDS
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QUESTION
Which sampling method best justifies inference to a population: convenience sample or random sample?
QUESTION
What is the margin of error if a simulation gives a central
95
%
95\%
95%
interval
[
L
,
U
]
[L,U]
[
L
,
U
]
for a parameter?
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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