# Stats 202 Homework 3

*label*Mathematics

*timer*Asked: Feb 20th, 2019

*account_balance_wallet*$15

### Question Description

Homework-3

All problems are from the Levine - Text-Book - Edition 8

HW-3 is due on Sunday 24th at 11 PM

Submission:

This assignment can be done by any one of the alternatives listed below. As indicated on page 165, you need simple excel arithmetic formulas for this assignment

- Do it manually on paper/pencil... scan and attach as 1 pdf document
- Use excel - Simple EXCEL Arithmetic formulas and attach 1 excel workbook (each problem on separate worksheet)

I have assigned ODD-numbered problems for home-work. Please note that answers to the even numbered problems are given at the back of your text-books.

**Chapter 4 : Problem Numbers 4.15, 4.21, 4.25**

Submit the Whole assignment in 1 EXCEL Work-Book. Each solved problem in a worksheet.

## Tutor Answer

Please review the attached document and let me know if you have any questions.

United States

Not United States

Total

Yes

0,025

0,015

0,04

No

0,575

0,385

0,96

Total

0,6

0,4

1

Highlighted cells were given information, all others were calculated

a. The probability that any new car will need a warranty repair is 0.04.

b. The probability that a new car needs a warranty repair and was manufactured in the U.S. is 0.025.

c. The probability that a car needs warranty...

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