Answered step by step
Verified Expert Solution
Link Copied!

Question

1 Approved Answer

The Acme Company manufactures widgets. The distribution of widget weights is bell-shaped. The widget weights have a mean of 61 ounces and a standard deviation

The Acme Company manufactures widgets. The distribution of widget weights is bell-shaped. The widget weights have a mean of 61 ounces and a standard deviation of 8 ounces.

Use the Standard Deviation Rule, also known as the Empirical Rule (see image below).Do not use normal cdf on your calculator.

Suggestion: sketch the distribution in order to answer these questions.

a) 95% of the widget weights lie betweenand

b) What percentage of the widget weights lie between 53 and 77 ounces?%

c) What percentage of the widget weights lie above 37 ?%

Step by Step Solution

There are 3 Steps involved in it

Step: 1

blur-text-image

Get Instant Access to Expert-Tailored Solutions

See step-by-step solutions with expert insights and AI powered tools for academic success

Step: 2

blur-text-image

Step: 3

blur-text-image

Ace Your Homework with AI

Get the answers you need in no time with our AI-driven, step-by-step assistance

Get Started

Recommended Textbook for

Calculus Early Transcendentals

Authors: James Stewart, Daniel K. Clegg, Saleem Watson, Lothar Redlin

9th Edition

1337613924, 978-1337613927

More Books

Students also viewed these Mathematics questions