Time to review: The following table presents the time taken to review articles that were submitted for publication to a particular journal during a recent year. A few articles took longer than months to review; these are omitted from the table. Consider the data to be a population. Time (months) Number of articles 0-0.9 40 1.0-1.9 19 2.0-2.9 15 3.0-3.9 20 4.0-4.9 12 5.0-5.9 11
Time to review: The following table presents the time taken to review articles that were submitted for publication to a particular journal during a recent year. A few articles took longer than months to review; these are omitted from the table. Consider the data to be a population. Time (months) Number of articles 0-0.9 40 1.0-1.9 19 2.0-2.9 15 3.0-3.9 20 4.0-4.9 12 5.0-5.9 11
Functions and Change: A Modeling Approach to College Algebra (MindTap Course List)
6th Edition
ISBN:9781337111348
Author:Bruce Crauder, Benny Evans, Alan Noell
Publisher:Bruce Crauder, Benny Evans, Alan Noell
Chapter5: A Survey Of Other Common Functions
Section5.3: Modeling Data With Power Functions
Problem 6E: Urban Travel Times Population of cities and driving times are related, as shown in the accompanying...
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1.Time to review: The following table presents the time taken to review articles that were submitted for publication to a particular journal during a recent year. A few articles took longer than months to review; these are omitted from the table. Consider the data to be a population.
Time (months) Number of articles
0-0.9 40
1.0-1.9 19
2.0-2.9 15
3.0-3.9 20
4.0-4.9 12
5.0-5.9 11
- a) Approximate the variance of the times. Round the answer to at least two decimal places.
The variance is |
- b) Approximate the standard deviation of the times. Round the answer to at least two decimal places.
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