Zara runs a home business based on art and craft items. She sells her products either through taking orders online from her website or art exhibitions. Based on her previous data, 40% of the orders are received from art exhibiti

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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Concept explainers

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.

Question

Zara runs a home business based on art and craft items. She sells her products either through
taking orders online from her website or art exhibitions. Based on her previous data, 40% of the
orders are received from art exhibitions. Suppose 18 orders were booked independently, what is
the probability that
a) Between eight and ten orders were booked through website?
b) What is the probability that the 3 rd order placed is the first order booked from website?
c) What is the probability that the 8th order placed is the fourth order booked from website?

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