48. The Central Limit Theorem implies that a) All variables have approximately bell-shaped sample distributions if a
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48. The Central Limit Theorem implies that
a) All variables have approximately bell-shaped sample distributions if a random sample contains at least 30 observations.
b) Population disuibutions are nonnal whenever the population size is large.
c) For large random samples. the sampling distribution of Y is approximately nonnal. regardless of the shape of the population distribution.
d) The sampling distribution looks more like the population distribution as the sainple size increases
e) All of the above.
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Related Book For
Statistical Methods For The Social Sciences
ISBN: 9780135265260
3rd Edition
Authors: Alan Agresti, Barbara Finlay
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