Normal distribution if the mean per capita income in the us, Ask an Expert

Statistics

Normal Distribution: If the mean per capita income in the U.S. is $39,000 and the standard deviation is 5000 - What percent of the population.

a. Earn more than $70K per capita

b. Earn less than 20K

c. Answers may seem unrepresentative. Why? What can be the explanation of the un-representativeness?

d. The top 10% of the income earners earn more than what (We are the 90%, right?)?

View complete question

Statistics and Probability, Statistics

Category:- Statistics and Probability
Reference No.:- M91012217

Have any Question?Write your Review or question?

Related Questions in Statistics and Probability

1 define organizational communication2 what interesting

1. Define organizational communication 2. What interesting about the subject of organizational communication

Doctor wants the estimate the hdl cholesterol of all 20 to

Doctor wants the estimate the HDL cholesterol of all 20 to 29 year old females. How many subjects are needed to estimate the HDL cholesterol within 3 points with 99% confidence assuming o=18.2? Suppose the doctor would b ...

Question - the data in the table below is from a study

Question - The data in the table below is from a study conducted by an insurance company to determine the effect of changing the process by which insurance claims are approved. The goal was to improve policyholder satisf ...

Initial public offeringa brazilian company called net shoes

Initial public offering A Brazilian company called Net shoes completed its IPO on April 12, 2017, and listed on the NYSE. Net shoes sold 8,250,000 shares of stock to primary market investors at an IPO offer price of $18, ...

A stat 200 instructor wants to know if students tend to

A STAT 200 instructor wants to know if students tend to score differently on the lesson 4 and 5 quizzes. Data were collected from a representative sample of 60 students during the Summer 2018 semester. Data were paired b ...

The owner of the heating and air-conditioning company has

The owner of the heating and air-conditioning company has two employees that make service calls. He is interested in the number of service calls made per day. The sample standard deviation for employee A is 1.05 calls pe ...

41 of the doctors in america are dentists if a random

41% of the doctors in America are dentists. If a random sample of size 826 is selected, what is the probability that the proportion of doctors who are dentists will be less than 40%?

Explain the difference between profit and shareholders

Explain the difference between profit and shareholder's wealth maximization and, which of two should be goal of a business?

A potato chip bag filling line is supposed to fill bags

A potato chip bag filling line is supposed to fill bags with 10 ounces of potato chips(by weight). The line exhibits a historical process standard deviation of .8 ounces. If chips bags are filled in lots of 20, make a 95 ...

Suppose you believe that du ponts stock price is going to

Suppose you believe that Du Pont's stock price is going to decline from its current level of $82 sometime during the next 5 months. For $5.25 you could buy a 5-month put option giving you the right to sell shares at a pr ...

4,153,160 Questions Asked
13,132 Experts
2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

Recent Questions

Ask Statistics and Probability Expert