12 Answered Questions for the topic Sampling Distribution

Sampling Distribution Statistics Probability Distribution

08/23/21

Sampling Distribution: Customers at the Madison Coûteux are polled on a routinely basis. The conglomerate's administration states that its customers, 75% of them, valued the food as very good.
Customers at the Madison Coûteux are polled on a routinely basis.The conglomerate's administration states that its customers, 75% of them, valued the food as very good.A consumer-based testing... more
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Sampling Distribution Statistics Probability Distribution

08/23/21

Sampling Distribution: There are 350 workers in a firm, with an average age of 37.6 years and an 8.3 years of standard deviation.
There are 350 workers in a firm that consists of the following:-An average age of 37.6 years-Standard deviation of 8.3 yearsWhat is the probability that a random sample of 45 employees would have... more
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Sampling Distribution Statistics Probability Distribution

08/23/21

Normal Distribution: Credit card balances, consisting of mean = $2870, standard deviation = $900.
Normal Distribution question: Credit card balances, consisting of:Mean = $2870, standard deviation = $900.25 credit card holders are chosen at random.What is the probability that the mean balance... more
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Sampling Distribution Statistics Normal Curve

04/06/21

Find z such that 67% of the standard normal curve lies between −z and z. (Round your answer to two decimal places.)
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Sampling Distribution Probability

03/13/20

A sample of n = 16 scores is obtained from a population with a mean of 70 and standard deviation of 20. If the sample mean is 75, then the z-score corresponding to the sample mean is ____.

A sample of n = 16 scores is obtained from a population with a mean of 70 and standard deviation of 20. If the sample mean is 75, then the z-score corresponding to the sample mean is ____. Hint:... more
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Sampling Distribution Statistics

06/16/19

Please solve and show work without graphing calculator.

The assets, in billions of dollars, of the four wealthiest people in a particular country are 34, 25, 19, 17. Assume that samples of size and equals two are randomly selected with replacement from... more
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Sampling Distribution Algebra 1 Algebra 2 Algebra

01/19/18

Sampling Methods
The manager of an arena wants to learn more about the financial status of the people who will attend a rock concert. She would like to survey a representative sample of the more than 20,000 fans in... more
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Sampling Distribution

07/31/15

One of the most common ways of measuring intelligence is the IQ test.
One of the most common ways of measuring intelligence is the IQ test. IQ scores in the US population have an average of µ = 100 and a standard deviation of σ = 15. Suppose I wanted to test whether... more
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04/29/15

A group to be surveyed is randomly selected from employees who have been with the company for 5 years. Name the type of sampling used and is the sample biased?
A company conducts a survey every spring to measure the morale of its employees. A group to be surveyed is randomly selected from all employees who have been with the company for exactly 5 years.... more
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Sampling Distribution Statistics

03/25/15

Statistics- Sampling Distributions
   Hi! I am in a college statistics class and we have just finished covering sampling distributions. I am trying to work through my homework problems right now and am totally lost! I know the... more
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Sampling Distribution

06/05/14

sampling question
To find out what people are thinking about certain issues, a polling organization uses a method that gives every member of the population an equal chance of being given a survey. What type of... more
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Sampling Distribution

03/24/14

statistics
Let x be a random variable that represents white blood cell count per cubic millimeter of whole blood in a healthy adult. Then mu=7500 and o = 1750. A random sample of n=50 workers from the toxic... more
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