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# STA301 Assign # 2 Due Date: 27th July, 2018

Assignment no.2 (Lessons 31-35)

Question 1:                                                                                                Marks: 5 +5=10

Calculate Mean and Variance for the given below sampling distribution of sample Means.

 3 1/7 6 2/7 9 2/7 12 1/7 15 1/7 Total 7/7=1

Question 2:                                                                                                         Marks: =10

A random sample of 36 observations is drawn from a normal distribution with variance. Suppose that the sample mean is found to be  Find 96% confidence interval for populations mean  (Use table value as)

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