Statistics are ___________ expressed?
Statistics are ___________ expressed?
A. Descriptive
B. Ability
C. Qualitatively
D. Quantitatively
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If a card is chosen from a standard deck of cards, what is the probability of getting a five or a seven ?
If a card is chosen from a standard deck of cards, what is the probability of getting a five or a seven ?A. 4/52
B. 1/26
C. 8/52
D. 1/169Sampling error can reduced by __________________?
Sampling error can reduced by __________________?A. Non-random sampling
B. Increasing the population
C. Decreasing the sample size
D. Increasing the sample sizeIn a Wilcoxon Rank-Sum test__________________?
In a Wilcoxon Rank-Sum test__________________?A. Ties within one sample may affect the decision
B. Ties always affect the decision
C. Ties never affect the decision
D. Ties between the two sample may affect the decisionA_______ is the specific value of the statistic used to estimate the population parameter?
A_______ is the specific value of the statistic used to estimate the population parameter?A. Point estimator
B. C.I.
C. Estimator
D. None of theseIn grouped data, the range is the difference between ________________?
In grouped data, the range is the difference between ________________?A. Two extreme class boundaries
B. Two extreme class frequency
C. Two extreme class limits
D. None of theseThe shape of normal distribution does depend upon _____ and variance?
The shape of normal distribution does depend upon _____ and variance?A. x
B. S/σ2
C. u
D. 2 µ2