MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN: 9781119256830
Author: Amos Gilat
Publisher: John Wiley & Sons Inc
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Find the sample size needed to estimate the percentage of adults who can wiggle their ears. Use a margin of error of 2 percentage points and use a confidence level of 90%. Complete parts (a)
and (b) below.
a. Assume that p and q are unknown.
n=1691
(Round up to the nearest integer.)
b. Assume that 25% of adults can wiggle their ears.
ns
(Round up to the nearest integer.)
View an example Get more help.
F2
80
F3
Q
F4
n
F5
MacBook Air
C
F6
8.
F7
F8
F9
F10
Clear all
F11
+
Check answer
F12
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Transcribed Image Text:Find the sample size needed to estimate the percentage of adults who can wiggle their ears. Use a margin of error of 2 percentage points and use a confidence level of 90%. Complete parts (a) and (b) below. a. Assume that p and q are unknown. n=1691 (Round up to the nearest integer.) b. Assume that 25% of adults can wiggle their ears. ns (Round up to the nearest integer.) View an example Get more help. F2 80 F3 Q F4 n F5 MacBook Air C F6 8. F7 F8 F9 F10 Clear all F11 + Check answer F12
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