Search
.Management Sciences
Category: Statistical Inference Mcqs
If we reject the null hypothesis, we might be making____________?
A. Unpredictable
B. A correct Decision
C. Type-II Error
D. Type-Error
If E(θˆ)=θ, then θˆ is said to be_______________?
A. Unbiased
B. Consistent
C. Sufficient
D. Efficient
The Runs test results in rejecting the null hypothesis of randomness when______________?
A. There is an unusually large number of runs
B. There is an unusually small number of runs
C. None of these
D. Either of the above
If n = 400 and P=.69 then 90% C.I for P is _________________?
A. 652 and . 728
B. .314 and .652
C. .798 and .745
D. None of these
For t distribution, increasing the sample size, the affect will be on ?
A. Standard Error of the Means
B. The t-ratio
C. Degrees of Freedom
D. All Above
1 – α is the probability of_____________?
A. Acceptance Region
B. Type-I error
C. Type-II Error
D. Rejection Region
Consistency of an estimator can be checked by comparing____________?
A. Standard Deviation
B. Mean
C. mean Square Error
D. Variance
A set of jointly sufficient statistic is defined to be minimal sufficient if and only if_______________?
A. It is a function of some other set of sufficient statistics.
B. It is a function of every other set of sufficient
C. It is a function of any sufficient statistics in the set.
D. It is not a function of every other set of sufficient statistics.
Analysis of Variance (ANOVA) is a test for equally of______________?
A. Variances
B. Proportions
C. Only two parameters
D. Means
Recent Comments