COMMUNICATION1) Explain why the following statements are false:a) The value of every observation in a set of data is taken into account when calculating mean.b) The standard deviation is expressed without units.c) Quartiles and percentiles are different measures because they are calculated differently.d) For grouped data, the measures of spread are just as accurate as with raw data.f) The interquartile range includes the upper 25% and lower 25% of the data.g) A z-score indicates how far the standard deviation lies from the mean.

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Answered: 1) Explain why the following statements…

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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1) Explain why the following statements are false: a) The value of every observation in a set of data is taken into account when calculating mean. b) The standard deviation is expressed without units. c) Quartiles and percentiles are different measures because they are calculated differently.