Why is a normal distribution called normal

Assignment Help Basic Statistics
Reference no: EM1392136

Why is a normal distribution called "normal"? Investigate the answer to this question on the internet and share the answer in your own words. Be sure to cite your sources.

Recall the employee expenditure example in the lecture. If you are asked to calculate the probability that a randomly selected employee's expenditure is exactly $5, what will be your answer? Why? Will your answer be the same for any individual expenditure?

Reference no: EM1392136

Questions Cloud

Conditional values and probabilities : Construct a decision table for this problem. Include all conditional values and probabilities in the table.
Description of probability calculations-normal distribution : A soft drink company has recently received customer complaints about its one-liter-sized soft drink products. Customers have been claiming that the one-liter-sized products contain less than one liter of soft drink.
Capability index (cpk) formulas to compute the two values : You have just used the capability index (Cpk) formulas to compute the two values "min [2, 2.5]." Which of the following is the proper interpretation of these numbers?
Information about normal probability distribution : The monthly income of residents of Dayton is normally distributed with a mean of $3000 and a standard deviation of $500.
Why is a normal distribution called normal : Why is a normal distribution called "normal"? Investigate the answer to this question on the internet and share the answer in your own words. Be sure to cite your sources.
Testing an esp clalim : A coin is tossed 20 times. A person, who claims to have ESP is asked to predict the outcome of each flip in advance. She predicts correctly on 14 tosses.
Stimulating foreign based suppliers of american companies : The Malcolm Baldrige award selection process helps improve quality and productivity by which of the following means? Stimulating foreign based suppliers of American companies to improve quality
Normal disrtibution of fish lengths : Use normal disrtibution of fish lengths for which the mean is 8 inches and the standard deviation is 5 inches. Assume the variable x is normally distributed.
Critics and historians is sensibility than style or movement : In the view of some critics and historians, romanticism is more a sensibility than the style or movement. Examine romantic sensibility by explaining its numerous dimensions or aspects.

Reviews

Write a Review

Basic Statistics Questions & Answers

  Normal distribution to approximate the probability

Use the normal distribution to approximate the following probability: According to the most recent Davenport student profile, 47% of students have children under 17 living at home with them.

  Probability values based on normal distribution

Probability values based on normal distribution - old exit exam followed a normal distribution

  Determining values of probability on discrete distribution

Determining the probability that the two choose the same number?

  Exponential variable lambda-variance

Assume X is an exponential random variable with parameter lambda. Find the method of moments estimator for lambda.

  Normal distribution with mean

The scores of college-bound senior men on the math part of the SAT followed a normal distribution with mean 527 and standard deviation 116.

  Average cost per night of a hotel room in new york city

The average cost per night of a hotel room in New York City is $273 (SmartMoney, March 2009). Assume this estimate is based on a sample of 45 hotels and that the sample standard deviation is $65.

  Determining days when percent confidence is given

How many days should be considered if a 95 percent confidence is used and the estimate is to be within one hundred dollars?

  The relationship among variables is sufficient to warrant

Describe the data appear the strength of the relationship among variables is sufficient to warrant using linear regression forecasting.

  Mean score and standard deviation

In the history class the mean score was 76 with standard deviation 3.

  Starbucks in the bauer college of business

The Starbucks in the Bauer College of Business found that 24% of customers purchase more than one cup of coffee per day from their shop. If 180 customers are randomly selected one day, what is the probability that no less than 25% of them purchase..

  Find out the marginal probability density function

Find out the marginal probability density function for the provided value. Assume that two random variables, X and Y, have bivariate pdf given by:

  Two sample hypothesis testing using normal distribution

Test the hypothesis that the annual incomes of corporate trainers in areas of more than 500,000 are significantly more than those in areas of less than 100,000.

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