Math
posted by Lily .
Lower and upper confidence interval estimate ahead of two months for cod catch (no trend in cod catch but it is changing slowly) for smoothing constant á=0.225 was found 300 and 477.12 tons. If the estimate of ó2 from the monthly catch of two years is s2=900. The confidence level at which the forecast of the cod catch was made: a) 99.2% , b) 99.8% , or c) 99.6%
Respond to this Question
Similar Questions

math
About 310 000 t of Alantic cod were caught in 1991. In 2001, the mass of cod caught was 87 percent less. How much cod was caught in 2001 ? 
statistics
Can someone guide me on how to solve this problem: A sample of 52 night students ages is obtained in order to estimate the mean age of night school students. sample mean = 25.9 years. the population variance is 23. Give a point estimate … 
Elementary Statistics
1) Construct a confidence interval of the population proportion at the given level of confidence. x=60,n=300, 99% confidence. The 99% confidence interval is (_,_) 2) A researcher wishes to estimate the proportion of adults who have … 
college statistic
A sample of 51 nightschool students' ages is obtained in order to estimate the mean age of nightschool students. x = 26 years. The population variance is 19. (a) Give a point estimate for μ. (Give your answer correct to one … 
STATISTICS
Determine the point estimate of the population mean and margin of error for the confidence interval. Lower bound is 15, upper bound is 27. A)The point estimate of the population mean is ________. B) The margin for error for the confidence … 
Math help
Could someone work one of these out so I can use as example. A sample of 59 nightschool students' ages is obtained in order to estimate the mean age of nightschool students. x = 25 years. The population variance is 20. (a) Give a … 
Global Studies
Although fish is the Atlantic provinces' most abundant natural resource, what caused cod fishing to be banned throughout Canada in 2003? 
Statistics
A sample of 53 nightschool students' ages is obtained in order to estimate the mean age of nightschool students. = 25.7 years. The population variance is 12. (a) Give a point estimate for mu. (b) Find the 95% confidence interval … 
statistics
A sample of 65 nightschool students' ages is obtained in order to estimate the mean age of nightschool students. x bar = 25.2 years. The population variance is 28. (a) Give a point estimate for ì. (Give your answer correct to one … 
Business statistics
You chose a simple random sample of 300 guests you develop a 95 percent confidence interval estimate you found the following 325 and 32 determine the standard error of the sampling distribution determine the critical value z from the …