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STA301 Current Final Term Fall 2013 Shared by Bia

What is arithmetic mean?2 marks
What is the formula of z-test statistic?2 marks
What is the role of test-statistic?2 marks
What is the union and intersection of set A and B?3 marks
If µ=3.5, σ=1.3 then find
µ+2σ and µ-2σ. 3 marks
Write down the formula of difference b/w the means in t-distribution? 3 marks
One graph was given and asked to draw the frequency table and class-boundaries 5 marks
One quest from t-distribution with sp to find the difference b/w the means. 5 marks
A random variable with µ=5, σ2=25, find the probability that X is greater than 45.5 marks
One hypothesis testing quest from z-distribution.5 marks
One quest with the value of t, µ, X, s, and asked to find the value of n.3 marks

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