The following are ages of 18 of the signers of the Declaration of Independence. 44, 49, 40, 50, 42, 47, 45, 30, 60, 43, 35, 34, 46, 38, 39, 62, 32, 50 Send data to calculator Send data to Excel th Find 25th and 60 percentiles for these agès.

The following are ages of 18 of the signers of the Declaration of Independence. 44, 49, 40, 50, 42, 47, 45, 30, 60, 43, 35, 34, 46, 38, 39, 62, 32, 50 Send data to calculator Send data to Excel th Find 25th and 60 percentiles for these agès.

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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Concept explainers

Confidence Intervals

When we calculate intervals in probability and statistics, it can be simply termed as finding out a confidence interval. The confidence interval is usually calculated from the data set which is observed. The value of the parameter that needs to be calculated is present here only.

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Percentiles
The following are ages of 18 of the signers of the Declaration of Independence.
44, 49, 40, 50, 42, 47, 45, 30, 60, 43, 35, 34, 46, 38, 39, 62, 32, 50
Send data to calculator
Send data to Excel
Find 25" and 60" percentiles for these agès.
(If necessary, consult a list of formulas.)
(a)
The 25th percentile:
(b)
The 60th percentile:
Explanation
Check
2021 McGraw-
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Percentiles are 99 points that divide the data into 100 equal parts.

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