normal distribution, Basic Statistics

Assignment Help:

Lifts usually have signs indicating their maximum capacity. Consider a sign in a lift that reads “maximum capacity 1400kg or 20 persons”. Suppose that the weights of lift-users are normally distributed with a mean of 65kg and a standard deviation of 10kg.

(a) What is the probability that a lift-user will weigh more than 70kg?

(b) What is the probability that a lift-user will weigh between 60 and 75kg?

(c) What is the probability that 20 people will exceed the weight limit of 1400kg?

(d) What is the probability that 25 people will not exceed the weight limit (Use Excel to
calculate probability to 6 decimal places)?

Related Discussions:- normal distribution

Basic accounting, Give certain creative assignment for freshers of accounti...

Give certain creative assignment for freshers of accounting

Calculate the marginals for the rows and columns, (1) Public health schol...

(1) Public health scholars have noted a relationship between nancial well-being follow-ing catastrophe and rates of depression. Weber, Kenny, and Bratton (2010) examine this rela

Accrual basis in accounting , The foundation sales whereby income are ackno...

The foundation sales whereby income are acknowledged when gained and considerable regardless of when collected; and costs are noted on a corresponding basis when suffered. All amaz

Probality, conceptof probality, theoretical, distribution, normal,binomial ...

conceptof probality, theoretical, distribution, normal,binomial and poisson

develop simulation model-compute average amount, Bob Smith recently comple...

Bob Smith recently completed his MBA and accepted a job with a computer company. To ensure that his retirement is comfortable, he intends to invest $3,000 of his salary into a tax

Air wedge experiment , describe the air wedge experiment to determine the t...

describe the air wedge experiment to determine the thickness of a wire

Cost accounting, what are the objective and importance of cost accounting a...

what are the objective and importance of cost accounting and managerial decision making.

What is AXlOM in accounting?, AXIOM, usually, it is a saying that is common...

AXIOM, usually, it is a saying that is commonly recognized on its own merits; in sense, it is an idea that is not vulnerable of confirmation or disproof; its reality is believed to

Data statistics in decision making, I need help with mystatlab assignment, ...

I need help with mystatlab assignment, can anyone assist me?

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd