QUESTION 9Sales records of a hobby shop showed the following number of radio-controlled trucks sold weekly for each of the last 50 weeks.What is the probability of selling either 1 truck or 3 trucks in any given week?Number of Trucks SoldNumber of Weeks2011521041O P{1 or 3 trucks sold} = 15/50 + 4/50O P{1 or 3 trucks sold} = 15/50 - 4/50O P{1 or 3 trucks sold} = 15/50 + 10/ 50+ 4/50O P{1 or 3 trucks sold} = 15/50 x 4/5034

Name: QUESTION 9Sales records of a hobby shop showed the following number o
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Description: QUESTION 9Sales records of a hobby shop showed the following number of radio-controlled trucks sold weekly for each of the last 50 weeks.What is the probability of selling either 1 truck or 3 trucks in any given week?Number of Trucks SoldNumber of W

Given Data : Total number of weeks = 20+15+10+4+1 = 50

Math

Probability

Number of Trucks Sold Number of Weeks 20 1 15 10 3 4 1 O P{1 or 3 trucks sold} = 15/50 + 4/50 %3D O P{1 or 3 trucks sold} = 15/50 - 4/50 O P(1 or 3 trucks sold} = 15/50 + 10/ 50+ 4/50 O P{1 or 3 trucks sold} = 15/50 x 4/50 01

Number of Trucks Sold Number of Weeks 20 1 15 10 3 4 1 O P{1 or 3 trucks sold} = 15/50 + 4/50 %3D O P{1 or 3 trucks sold} = 15/50 - 4/50 O P(1 or 3 trucks sold} = 15/50 + 10/ 50+ 4/50 O P{1 or 3 trucks sold} = 15/50 x 4/50 01

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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2-Proportion Test

In a 2-proportion test, two separate proportions are measured at the same time, and their similarity is evaluated. It is also known as a 2-proportion z-test, and a comparison of two different proportions is done in this method.

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