In constructing a 90% interval estimate for the ratio of two population variances, , two independent samples of sizes 40 and 60 are drawn from the populations. If the sample variances are 515 and 920, then the lower confidence limit is:
A) 0.352
B) 0.341
C) 0.890
D) 0.918
E) 0.245

Question

In constructing a 90% interval estimate for the ratio of two population variances,  , two independent samples of sizes 40 and 60 are drawn from the populations. If the sample variances are 515 and 920, then the lower confidence limit is:
A) 0.352 
B) 0.341 
C) 0.890 
D) 0.918 
E) 0.245

Quizplus · Accepted Answer

The Answer of In constructing a 90% interval estimate for the ratio of two population variances,  , two independent samples of sizes 40 and 60 are drawn from the populations. If the sample variances are 515 and 920, then the lower confidence limit is:
A) 0.352 
B) 0.341 
C) 0.890 
D) 0.918 
E) 0.245

In Constructing a 90% Interval Estimate for the Ratio of Two