1. A state annual report showed that its retention rate was at4% and university

Question

1. A state annual report showed that its retention rate was at4% and university officials would like to increase this rate. Afterimplementing several new programs during the last two years, theuniversity reevaluated its retention rate. Identify the Type Ierror in this content. A. The university stops all new programs, but in factretention in on th erise and the programs help. B. The product of the university's sample size and sampleproportion was less than 10. C. The university sampled all students at the universty. D. The university conclides that retention is on the risesince the retention rate can only increase. E. The university concludes that retention rate is increasing,but in fact the retention rate has remained at 4%. 2. In 1996, the U,S, Department of Labor and Statisticsreleased the current unemployment rate of 5.3% for a particularmonth in the state of Florida. The very next month, however. statestatistics revealed that there may have been a reduction in theunemployment rate. Identify the Type II error that could be madewhile compiling a statewide report. A. The statewide report concludes that unemployment isdeclining since the unemployment rate can only decrease. B. The statewide report shows the unemployment rate is at5.3%, but in fact the unemployment rate is decreasing. C.The product of the states sample size and sample proportionwas less than 10. D. The statewide report sampled only a dozen unemployedworkers. E. The statewide report concludes that unemployment is on thedecline, but in fact there is no change in unemployment. 1. A state annual report showed that its retention rate was at4% and university officials would like to increase this rate. Afterimplementing several new programs during the last two years, theuniversity reevaluated its retention rate. Identify the Type Ierror in this content. A. The university stops all new programs, but in factretention in on th erise and the programs help. B. The product of the university's sample size and sampleproportion was less than 10. C. The university sampled all students at the universty. D. The university conclides that retention is on the risesince the retention rate can only increase. E. The university concludes that retention rate is increasing,but in fact the retention rate has remained at 4%. 2. In 1996, the U,S, Department of Labor and Statisticsreleased the current unemployment rate of 5.3% for a particularmonth in the state of Florida. The very next month, however. statestatistics revealed that there may have been a reduction in theunemployment rate. Identify the Type II error that could be madewhile compiling a statewide report. A. The statewide report concludes that unemployment isdeclining since the unemployment rate can only decrease. B. The statewide report shows the unemployment rate is at5.3%, but in fact the unemployment rate is decreasing. C.The product of the states sample size and sample proportionwas less than 10. D. The statewide report sampled only a dozen unemployedworkers. E. The statewide report concludes that unemployment is on thedecline, but in fact there is no change in unemployment.

Explanation / Answer

1) E Since Reject H0 when it is true 2) Accept H0 when it is false B

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