Average Income: Do a little research and investigate the difference between the

Question

Average Income: Do a little research and investigate the difference between the economic indicators of a state's median household income and and a states income per capita. What are the populations being studied here? Is it possible for one indicator to increase per the other decreases? Sample -vs- Population: In these problems sample. In a survey of 2000 U.S. high school seniors less than one in five current marijuana users. In a sample of 10 bags of Dougs Super Green grass seed only 70% of the seeds were actually grass seeds. The Gallup Organization contacts 1500 men over 50 years of age and live in the United States and asks them whether or not they smoke. Parameters -vs- statistics: Determine whether the given piece of is most likely a parameter or a statistic. le. Determine if the quoted value came from population or sample data. The average GPA for the graduating class of State College was 2.87. 8 out 10 Vermont teenagers do not smoke. In a sample of 100 students the average GPA was 2.87. According to the U.S. Bureau of Labor and Statistics, the U.S. unemployment rate for January 2011, was 9.2%. Parameters -vs- statistics: Determine whether the given piece of information is most likely a parameter or a statistic. The 2008 Toyota Prius gets 46 miles to a gallon of gas. In a long-term observational study of 1000 adult males, 10% of the smokers developed throat or lung cancer while only 1.5% of the non-smokers developed throat or lung cancer. Women have more taste buds then men.

Explanation / Answer

3 )

a) Here Population - High school seniors and Sample - marijuana users

b) Here Population - Doug's Super Grass and Sample - Actually grass seeds

c) Here Population - All residents in U. S of age 50years and above and Sample - 1500 people considered for smoke survey

4)

Parameter term is used for population descriptives and Statistic term is used for sample descriptives.

a) The average GPA of State college is piece of information likely of parameter . This information came from population .

b) 8 out 10 Vermount teenagers is piece of information likely of parameter. Because we are considering all teenagers of Vermount . Thus this information came from population .

c) The average GPA is statistic because it is calculated using sample of students. Thus this information came from sample.

d) This rate of employment is a parameter as we are considering entire population. Thus this information came from population.

5)

a) This piece of information is related to parameter as we considered all Toyota population.

b) This piece of information is related to statistic as we considering particular group of people for smoking study.

c) This piece of information is related to parameter as it is a conclusion of entire gender population.

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