Minimum level of significance to reject null hypothesis

Assignment Help Basic Statistics

Reference no: EM1323252

Q1) If gambler rolls two dice and gets sum of four, he wins $10; and if he gets sum of three, he wins $25. Cost to play game is $5. Find the expectation of this game?

Q2) Determine mean of given probability distribution?

x	p(x)
1	0.20
2	0.10
3	0.35
4	0.05
5	0.30

Q3) As confidence level 1 - a increases, width of confidence interval.

a) increases

b) decreases

c) remains the same

d) None of the above

Q4) P-value for test statistic is .085, determine the minimum level of significance needed to reject null hypothesis?

a) 0.10

b) 0.05

c) 0.01

d) 0.085

Q5) F-distribution is:

a) symmetric

b) not symmetric, positively skewed

c) not symmetric, negatively skewed

d) None of the above.

Reference no: EM1323252

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