Two independent random samples of sizes = 4 and = 5 are selected from each of two normal populations: Calculate , the pooled estimator of .
______________
Find a 90% confidence interval for ( ), the difference between the two population means.
CI = ______________ Enter (n1, n2)
Test for = 0.05.
Conclusion:
We ______________ have sufficient evidence to indicate .

Question

Two independent random samples of sizes  = 4 and  = 5 are selected from each of two normal populations:  Calculate  , the pooled estimator of  .
______________
Find a 90% confidence interval for (  ), the difference between the two population means.
CI = ______________ Enter (n1, n2)
Test  for  = 0.05.
Conclusion:
We ______________ have sufficient evidence to indicate  .

Quizplus · Accepted Answer

The Answer of Two independent random samples of sizes  = 4 and  = 5 are selected from each of two normal populations:  Calculate  , the pooled estimator of  .
______________
Find a 90% confidence interval for (  ), the difference between the two population means.
CI = ______________ Enter (n1, n2)
Test  for  = 0.05.
Conclusion:
We ______________ have sufficient evidence to indicate  .

Two Independent Random Samples of Sizes = 4 and