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THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION

Question 99

Multiple Choice

THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION:
In calculating the 95% confidence interval for μ1 - μ2 the difference between the means of two normally distributed populations,the summary statistics from two independent samples are:
nx = 10, THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION: In calculating the 95% confidence interval for μ<sub>1</sub> - μ<sub>2</sub> the difference between the means of two normally distributed populations,the summary statistics from two independent samples are: n<sub>x</sub> = 10, = 50, = 0.64,n<sub>y</sub> = 10, = 40,and = 1.86. -What is the lower confidence limit of the 95% confidence interval if the Population variances are unknown and are assumed to be equal? A) 8.880 B) 8.950 C) 9.020 D) 7.650
= 50, THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION: In calculating the 95% confidence interval for μ<sub>1</sub> - μ<sub>2</sub> the difference between the means of two normally distributed populations,the summary statistics from two independent samples are: n<sub>x</sub> = 10, = 50, = 0.64,n<sub>y</sub> = 10, = 40,and = 1.86. -What is the lower confidence limit of the 95% confidence interval if the Population variances are unknown and are assumed to be equal? A) 8.880 B) 8.950 C) 9.020 D) 7.650
= 0.64,ny = 10, THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION: In calculating the 95% confidence interval for μ<sub>1</sub> - μ<sub>2</sub> the difference between the means of two normally distributed populations,the summary statistics from two independent samples are: n<sub>x</sub> = 10, = 50, = 0.64,n<sub>y</sub> = 10, = 40,and = 1.86. -What is the lower confidence limit of the 95% confidence interval if the Population variances are unknown and are assumed to be equal? A) 8.880 B) 8.950 C) 9.020 D) 7.650
= 40,and THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION: In calculating the 95% confidence interval for μ<sub>1</sub> - μ<sub>2</sub> the difference between the means of two normally distributed populations,the summary statistics from two independent samples are: n<sub>x</sub> = 10, = 50, = 0.64,n<sub>y</sub> = 10, = 40,and = 1.86. -What is the lower confidence limit of the 95% confidence interval if the Population variances are unknown and are assumed to be equal? A) 8.880 B) 8.950 C) 9.020 D) 7.650
= 1.86.
-What is the lower confidence limit of the 95% confidence interval if the Population variances are unknown and are assumed to be equal?


A) 8.880
B) 8.950
C) 9.020
D) 7.650

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