What is the pooled variance for the following two samples? Sample 1:n 8 and SS 168 Sample 2:n = 6 and SS = 120 07 144 O 12 24 Question 3 The data from a two sample (independent-sample) research study...

Please answer both questions you

Extracted text: What is the pooled variance for the following two samples? Sample 1:n 8 and SS 168 Sample 2:n = 6 and SS = 120 07 144 O 12 24 Question 3 The data from a two sample (independent-sample) research study produce a sample mean difference of 4 points and a pooled variance of 16.If there are n = 8 scores in each sample, then what is the estimated standard error? 04 O 16 O 128 2.