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Statistics MCQs

Topic Notes: Statistics

MCQs and preparation resources for competitive exams, covering important concepts, past papers, and detailed explanations.

Plato

  • Biography: Ancient Greek philosopher (427–347 BCE), student of Socrates and teacher of Aristotle, founder of the Academy in Athens.
  • Important Ideas:
    • Theory of Forms
    • Philosopher-King
    • Ideal State
1
Given a sample size of 92 drawn from an infinite population, what can be concluded about the sampling distribution of the sample mean?
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2
For a random sample of size 17 from a population of 200 with a mean of 36 and standard deviation of 8, what describes the sampling distribution of the sample mean?
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3
As the number of trials 'n' increases significantly, which distribution does the binomial distribution approach?
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4
Given a sample of 24 observations from a population of 150, what is the nature of the sampling distribution of the mean?
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5
Which statistical theorem states that the sampling distribution of the sample mean approaches a normal distribution as the sample size increases, regardless of the population's distribution?
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6
Under what condition is the normal distribution most commonly applied in statistical inference?
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7
According to the Central Limit Theorem, what is the shape of the sampling distribution of the sample mean for large sample sizes?
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8
As the sample size increases, the sampling distribution of the sample mean tends toward which type of distribution?
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9
In the context of statistical hypothesis testing, what is the conventional threshold for a sample size to be considered 'large'?
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