Question: Solve the given question : QUESTION 8 In constructing 90% confidence interval estimate for the difference between the means of two normally distributed populations, where

Solve the given question :

QUESTION 8 In constructing 90% confidence interval estimate for the difference between the means of two normally distributed populations, where the unknown population variances are assumed not to be equal, summary statistics computed from two independent samples are as follows: n1 = 40 X1 = 95 S1 = 12.5 n2= 30 X2 = 75 S2 = 35.5 The lower confidence limit is: O 1.0.914 O 2. 30.086 3.8.542 4. 31.458 QUESTION 9 - Jifr... Click Save and Submit to save and submit. Click Save All Answers to save all answers. Save All Answers 7 OCT ... 13 O W P MacBook Air 20 080 ooo F3 DII F5 F6 DD F7 F8 F9 F10 # % & 3 4 5 6 8 9 O E R T Y U O P D F G H K

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