Question: In order to qualify for federal assistance for a remedial
In order to qualify for federal assistance for a remedial education program, a state must provide an estimate of the mean level of education of unemployed youths less than or equal to 21 years of age. Previous studies of this population have found that the standard deviation of years of education is 6.7 years. If state administrators must be 99 percent certain that their mean estimate is within two (2) years of the actual mean, how large a sample of the targeted population should be drawn?
Answer to relevant QuestionsThe police department of Youbet, Michigan, is considering the purchase of new radar guns. On the average, the guns presently used by the department can detect a speeding vehicle at a distance of 2217 feet. In order to ...The Milwaukee Independent School District (MISD) is concerned with white flight—the withdrawal of white students from MISD. Last year, 63% of all MISD students were white. To get a quick reading of the situation this year, ...Colonel George “Gung” Ho, executive officer of the 101st Ranger battalion, is concerned about whether or not military information on injuries incurred in parachute jumps is inaccurate. The official figures state that ...Iowa has decided to run a quasi-experiment in regard to its workfare program and the program’s impact on incentives. Officials think that workfare increases the incentives to individuals to earn more money in addition to ...The police chief wants to know whether the city’s African Americans feel that the police are doing a good job. In comparison to whites’ evaluations, this information will tell the police whether they have a community ...
Post your question