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311. The Estimation and testing of hypothesis are main branches of ________________?
A. Sampling
B. Probability distribution
C. Regression
D. Statistical Inference
312. 95% confidence limits for P are _________________?
A. P±2.18√p2q2/n
B. P±1.65(pq/n)
C. P±1.96 p2q2/√n
D. P±1.96√p2q2/n
313. The hypothesis which is being tested is called ___________________?
A. Composite hypothesis
B. Alternative hypothesis
C. Null hypothesis
D. Simple hypothesis
314. Type II error is committed when the null hypothesis is _________________?
A. Rejected when it is true
B. Rejected when it is false
C. Accepted when it is true
D. Accepted when it is false
315. Which of the following cannot be Ho_________________?
A. Q ≤ Qo
B. Q ≥ Qo
C. Q = Qo
D. Q ≠ Qo
316. If Ho is stated as Q = Qo< the alternate hypothesis in general stated________________?
- Q Qo
C. Q ≠ Qo
D. None of these
317. The first and starting point in test Hypothesis is ______________?
A. stating H1
B. stating Ho
C. L of significance
D. Test statistics
318. Criteria to check a point estimator to be good are_____________?
A. Consistency
B. All Above
C. Unbiasedness
D. Efficiency
319. Sampling Error decrease by _______ the sample size?
A. Increase
B. Decrease
C. Sampling
D. Population
320. ___________ is a value of sample statistics?
A. Estimate
B. Estimator
C. Probability
D. Numerical