Question
Critical values for quick reference during this activity. Confidence level Critical value 0.90 z=1.645 0.95 z=1.960 0.99 z=2.576 377158.2334820.qx3zqy7 Jump to level 1 A poll
Critical values for quick reference during this activity.
| Confidence level | Critical value |
|---|---|
0.90 | z=1.645 |
0.95 | z=1.960 |
0.99 | z=2.576 |
377158.2334820.qx3zqy7
Jump to level 1
A poll reported 64% support for a statewide election with a margin of error of 3.69 percentage points. How many voters should be sampled for a 90% confidence interval? Round up to the nearest whole number.
voters
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Financial Accounting
Authors: Robert Libby, Patricia Libby, Daniel Short, George Kanaan, M
5th Canadian edition
9781259105692, 978-1259103285
