FREE Trial
Answered step by step
Verified Expert Solution
Link Copied!

Question

1 Approved Answer

Let's assume that the lifetimes of one brand AAA batteries are normally distributed, where mean is 40 hours and variance is 4 hours 2 .

Let's assume that the lifetimes of one brand AAA batteries are normally distributed, where mean is 40 hours and variance is 4 hours2. Find the probability that the lifetime of one randomly chosen battery of that brand would be outside of the interval 38 - 42 hours?

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_2

Step: 3

blur-text-image_3

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

College Algebra And Trigonometry A Unit Circle Approach,

College Algebra And Trigonometry A Unit Circle Approach,

Authors: Mark Dugopolski

5th Edition

0321908252, 9780321908254

More Books

Students also viewed these Mathematics questions

Question

★★★★★
Why would breast feeding affect the composition of a baby's intestinal microbiota?

Answered: 1 week ago

Question

★★★★★
Determine the volume of the parallelopiped of Fig. 3.25 when (a) P = (3 in).i (4 in.)j + (1 in.) k, Q = (7 in.)i + (6 in.)j (8 in.)k, S = (9 in.)i (2 in.)j (3 in.)k, (b) P= (5 in.)i (7 in.) j...

Answered: 1 week ago

Question

★★★★★
Discuss the concept of overconfidence and how this relates to investment failure and possible errors in investor decisions.

Answered: 1 week ago

Question

★★★★★
Sam owns a small apartment building (this is the only rental building Sam owns). During the year Sam incurs the following expenditures: Item Amount Replace roof and roof underlying structure because...

Answered: 1 week ago

Question

★★★★★
Suppose we have an investment problem as described in Exercise 1 2 of Chapter 1 ( initial investment of $ 2 0 0 0 , with an interest rate of 2 % ) . However, instead of withdrawing $ 5 0 at the end...

Answered: 1 week ago

Question

★★★★★
2. Di & Co. makes all of its sales on credit. Budgeted sales (in units) are 10,000 in July, 11,000 in August, 12,000 in September, and 13,000 in October. Selling Price is $6 per unit. Purchases are...

Answered: 1 week ago

Question

★★★★★
Below are summary cash flow statements for three roughly equal-sized companies. ($ millions) A B C Net cash flows from operating activities (312 ) (312 ) 324 Net cash used in investing activities...

Answered: 1 week ago

Question

★★★★★
You are a Chartered Certified Accountant and the newly appointed Internal Auditor of a company that is experiencing financial difficulties. As a condition for obtaining bank loans, the company has...

Answered: 1 week ago

Question

★★★★★
The balance in the prepaid rent account before adjustment at the end of the year is $15,000, which represents five months' rent paid on December 1. The adjusting entry required on December 31 is...

Answered: 1 week ago

Question

★★★★★
What are some benefits of social networking? Select all that apply. Responses can introduce you to potential romantic partners can introduce you to potential romantic partners a boss may hear about...

Answered: 1 week ago

Question

★★★★★
Fortes Inc. has provided the following data concerning one of the products in its standard cost system. Variable manufacturing overhead is applied to products on the basis of direct labor-hours....

Answered: 1 week ago

Question

★★★★★
1. To understand the impression you want the other or the others to have of yourself.

Answered: 1 week ago

Question

★★★★★
4. Imagine an everyday task that you find difficult or troublesome to perform. Think through the entire sequence of activities with this everyday task. How do you go about making this a success? How...

Answered: 1 week ago

Question

★★★★★
2. Imagine a real event that was problematic in your past. What images, sounds, emotions, smells and tastes appear? Try to imagine a movie clip of this inci-dent, as it could unfold if the...

Answered: 1 week ago

Previous Question Next Question