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STA301 Current Final Term Fall 2013 Shared by Aatish

subjective type based on 12 question…
1.write down two method of sample selection 2 marks
2.Explain type 1 error & type 2 error with alpha and beta 2 marks
3.What is  the value of 99% confidence interval. 2marks
4.formulate the null & alternative Hypothses. 2 marks
5.if population are given p1=0.30, p2=0.20 find sigma square of p1-p2, where n=10 3 marks
6.Q1, Q2 and Q3’s values were given then suggest the skewness of data. 3 marks
7.Find the 90% C-interval for population vareinces. 3 marks
8.If the u1= 0.20, u2= 3.4, u3=0.5 and u4 =4.3 then FIND coefficient of skeweness and coefficient of kurtosis . 3marks
9.If  l=19.5, n/4=50, f=41, cf=39 , Q1=24.86 then find h(class intervel) 5 marks.
10. b(x;5,0.398) [5](0.398)^x(o.602)^5-x where random varible X ={0,1,2,3,4} calcultethe fitted binomal distribution. 5 marks..
v  LAST TWO QUESTIONS WAS VERY THOUGH, IS NOT REMEMBER YET.

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