Normal probability distribution, Macroeconomics

Assignment Help:

Tennis-Warehouse recently conducted a study of long distance phone calls made by its employees. The study showed that the length of the calls has a mean of 3.2 minutes, a standard deviation of 0.50 minutes and it follows the normal probability distribution.

(a) What portion of the calls was between 3.2 and 4 minutes?

(b) What portion of the calls was more than 4 minutes?

(c) What portion of the calls was between 4 and 4.5 minutes?

(d) What portion of the calls was between 3 and 4.5 minutes?


Related Discussions:- Normal probability distribution

Pr0ject 2, how long will be the solution

how long will be the solution

Fiscal Policy, What are the effects of the fiscal stimulus on the macroecon...

What are the effects of the fiscal stimulus on the macroeconomy

Explain about labor market in as-ad model, Q. Explain about Labor Market  ...

Q. Explain about Labor Market  in AS-AD model? In AS-AD model, economy will always be on the response curve - the thick line in chart below.  Figure: The labor in the

Inverse market supply curve, Consider the market for the trusty widget (the...

Consider the market for the trusty widget (the most common good in the world if economics textbooks are to be believed). Assume that the market is perfectly competitive. Suppose th

World trade organization is a successor organization, The World Trade Organ...

The World Trade Organization is a successor organization to the A.United Nations. B.World Bank. C.International Court of Justice. D. GATT.

Definitions for GDPand GNP, Why is GNP C+ I + G + (X- M)+ NR + NP. What is...

Why is GNP C+ I + G + (X- M)+ NR + NP. What is relationship between X - M and NR + NP

#titleINTERNATIONAL TRADE., WHAT ARE THE TYPES OF PROTECTIONISM IN INTERNAT...

WHAT ARE THE TYPES OF PROTECTIONISM IN INTERNATIONAL TRADE

Illustrate about the effective exchange rate, Illustrate about the Effectiv...

Illustrate about the Effective exchange rate Assume that we are interested in external competitiveness of a country, say Japan. To do this we could look at evolution of a speci

Estimated annual expense, The annual income from an apartment complex is $2...

The annual income from an apartment complex is $20,664. The annual expense is estimated to be $3,414. The apartment complex could be sold for $146,499 at the end of 10 years. If yo

What is inflation, Q. What is Inflation? Inflation between two points i...

Q. What is Inflation? Inflation between two points in time is defined as percentage increase of price index between these two points in time.  Comments: Price inde

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