A poll reported 41% support for a statewide election with a margin of error of 4.71 percentage points. How many voters should be sampled for a 99% confidence interval? Round up to the nearest whole number.

MATLAB: An Introduction with Applications
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A poll reported 41% support for a statewide election with a margin of error of 4.71 percentage points.

How many voters should be sampled for a 99% confidence interval? Round up to the nearest whole number.

 

Content/QNT/275T: Statistics Fc X zy Section 4.8- QNT/275T: Statistics X +
zybook/QNT_275T_56598163/chapter/4/section/8
T/275T: Statistics for Decision Making home > 4.8: Confidence intervals for population proportions
CHALLENGE
ACTIVITY
Critical values for quick reference during this activity.
Confidence level Critical value
z* = 1.645
0.90
4.8.1: Confidence intervals for population proportions.
0.95
0.99
476172 1877292.qx3zqy7
z* = 1.960
PROPERTY OF GULFSIDE
813-501-8201
BT001295
= 2.576
Jump to level 1
A poll reported 41% support for a statewide election with a margin of error of
4.71 percentage points.
How many voters should be sampled for a 99% confidence interval? Round up
to the nearest whole number.
Ex: 1234 voters
Check
Next
MESA 81101
2
hp
3
Transcribed Image Text:Content/QNT/275T: Statistics Fc X zy Section 4.8- QNT/275T: Statistics X + zybook/QNT_275T_56598163/chapter/4/section/8 T/275T: Statistics for Decision Making home > 4.8: Confidence intervals for population proportions CHALLENGE ACTIVITY Critical values for quick reference during this activity. Confidence level Critical value z* = 1.645 0.90 4.8.1: Confidence intervals for population proportions. 0.95 0.99 476172 1877292.qx3zqy7 z* = 1.960 PROPERTY OF GULFSIDE 813-501-8201 BT001295 = 2.576 Jump to level 1 A poll reported 41% support for a statewide election with a margin of error of 4.71 percentage points. How many voters should be sampled for a 99% confidence interval? Round up to the nearest whole number. Ex: 1234 voters Check Next MESA 81101 2 hp 3
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