The average expense of the dela cruz family is 12,600 every half month with a standard deviation of 1570. If their expenses are normally distributed, what is the probability that the family consuming is less than 11,000 in one half month?

The average expense of the dela cruz family is 12,600 every half month with a standard deviation of 1570. If their expenses are normally distributed, what is the probability that the family consuming is less than 11,000 in one half month?

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

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