A doctor's office staff studied the waiting times for patients who arrive at the office with a request for emergency service. The following data with waiting times in minutes were collectedover a one-month period.17 11 14 565 16 12 8 8 10 12Use classes of 0-4, 5-9, and so on in the following.(a) Show the frequency and relative frequency distributions.WaitingTime0-45-910-1415-1920-24TotalsFrequencyWaiting TimeLess than or equal to 4(b) Show the cumulative frequency and cumulative relative frequency distributions.Less than or equal to 9Less than or equal to 14Less than or equal to 19RelativeFrequencyLess than or equal to 2422 89CumulativeFrequency14 17CumulativeRelativeFrequency(c) What proportion of patients needing emergency service wait 9 minutes or less?

Answered: A doctor's office staff studied the…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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Complete the table and find the mean, median and mode.
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The accompanying data represent the approximate population, in millions, of the 20 most populous cities in the world. Use these data to construct a frequency distribution with a first class of 7.0 -7.9. Fill in the missing classes and the frequency for each class below. Population (millions of people) 7.0 -7.9 □-□ 10.0 - 10.9 11.0-11.9 Number of Cities 13.5 11.5 10.1 8.3 7.7 13.4 11.3 10.1 8.2 7.6 13.3 10.8 9.5 8.2 7.6 13.3 10.5 9.2 7.7 7.2 20
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The data represent the time, in minutes, spent reading a political blog in a day. Construct a frequency distribution using 5 classes. In the table, include the midpoints, relative frequencies, and cumulative frequencies. Which class has the greatest frequency and which has the least frequency? Complete the table, starting with the lowest class limit. (Simplify your answers.) Class Frequency Midpoint 11 19 13 12 Relative Frequency 1966 011 13 15 10 8 10 10 16 Cumulative Frequency 6729 U
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