Important MCQs Continuous Probability Distribution Quiz 2

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The post is about Continuous Probability Distribution Quiz. There are 20 multiple-choice questions. The quiz covers topics related to the distribution function, area under the curve, density function, binomial, geometric, and poison probability discrete distribution. Let us start with MCQs Continuous Probability Distribution Quiz.

Online MCQs probability and probability distributions

1. A discrete probability distribution may be represented by

 
 
 
 

2. For a probability density function (PDF), the probability of a single point is

 
 
 
 

3. At what sample size does the t-distribution become practically the same as the normal distribution?

 
 
 
 

4. The mode of the geometric distribution is:

 
 
 
 

5. What probability distribution represents experiments with repeated trials that each have two possible outcomes: success or failure?

 
 
 
 

6. The Poisson distribution can model which of the following kinds of data? Select all that apply.

 
 
 
 

7. If $X$ has a normal distribution with mean $\mu$ and variance $\sigma^2$, then $y=\frac{(X-\mu)^2}{\sigma^2}$

 
 
 
 

8. The total Area under the curve in the probability of density function is

 
 
 
 

9. The probability function is always

 
 
 
 

10. The probability distribution of a random variable is also known as

 
 
 
 
 

11. A continuous probability distribution can be represented by

 
 
 
 

12. The Poisson distribution can model the probability that a certain number of events will occur during a specific time period.

 
 

13. What shape is the graph of the t-distribution?

 
 
 
 

14. The central limit theorem states that the sampling distribution of the mean approaches a _____ distribution as the sample size increase.

 
 
 
 

15. A discrete probability distribution may be represented by

 
 
 
 

16. The binomial distribution models the probability of events with _____ possible outcomes.

 
 
 
 

17. The binomial distribution is skewed right when

 
 
 
 

18. In what case would the Poisson distribution be a good approximation of the binomial distribution:

 
 
 
 

19. For distribution Function $F(X)$, $F(−\infty)=0$ and $F(\infty) = ?$

 
 
 
 

20. The distribution function $F(X)$ is represented by

 
 
 
 

MCQs Continuous Probability Distribution Quiz

MCQs continuous Probability Distribution Quiz with Answers
  • A discrete probability distribution may be represented by
  • The total Area under the curve in the probability of density function is
  • The distribution function $F(X)$ is represented by
  • The probability function is always
  • For distribution Function $F(X)$, $F(−\infty)=0$ and $F(\infty) = ?$
  • For a probability density function (PDF), the probability of a single point is
  • The probability distribution of a random variable is also known as
  • A continuous probability distribution can be represented by
  • A discrete probability distribution may be represented by
  • The central limit theorem states that the sampling distribution of the mean approaches a ——— distribution as the sample size increase.
  • The Poisson distribution can model which of the following kinds of data? Select all that apply.
  • The binomial distribution models the probability of events with ——— possible outcomes.
  • The Poisson distribution can model the probability that a certain number of events will occur during a specific time period.
  • What probability distribution represents experiments with repeated trials that each have two possible outcomes: success or failure?
  • At what sample size does the t-distribution become practically the same as the normal distribution?
  • What shape is the graph of the t-distribution?
  • If $X$ has a normal distribution with mean $\mu$ and variance $\sigma^2$, then $y=\frac{(X-\mu)^2}{\sigma^2}$
  • The binomial distribution is skewed right when
  • In what case would the Poisson distribution be a good approximation of the binomial distribution:
  • The mode of the geometric distribution is:
MCQs Continuous Probability Distribution Quiz with Answers

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Important MCQs Discrete Probability Distribution Quiz 1

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The post is about MCQs Discrete Probability Distribution. There are 20 multiple-choice questions. The quiz covers topics related to the basics of probability distribution, binomial probability distribution, hypergeometric probability distribution, and properties of probability distribution. Let us start with the MCQs Discrete Probability Distribution Quiz.

Please go to Important MCQs Discrete Probability Distribution Quiz 1 to view the test

MCQs Discrete Probability Distribution with Answers

MCQs Discrete Probability Distribution with Answers
  • Binomial distribution has parameters
  • In a binomial probability distribution, it is impossible to find
  • A fair coin is tossed four times, the probability of getting four heads is
  • Each trial in Binomial distribution has
  • The binomial distribution is negatively skewed when
  • In binomial distribution $n=6$ and $p=0.9$, then the value of $P(X=7)$ is
  • The binomial distribution is symmetrical when
  • In which distribution successive trials are without replacement
  • In hypergeometric distribution, the trials are
  • The probability of success changes from trial to trial in
  • The mean of the hypergeometric distribution is
  • Which of the following is not the property of binomial distribution
  • Successive trials in binomial distribution are
  • The mean, median, and mode for binomial distribution will be equal when
  • A random variable $X$ has binomial distribution with $n = 10$ and $p = 0.3$ then variance of $X$ is
  • If in a binomial distribution $n = 1$ then $E(X)$ is
  • The variance of the binomial distribution is always
  • The successive trials are with replacement in
  • The mean of the binomial distribution is
  • Hypergeometric distribution has parameters
MCQs probability distributions

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Important MCQs Hypothesis Statistics Quiz 6

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The post is about the MCQs Hypothesis Statistics Quiz. There are 20 multiple-choice questions covering topics related to hypothesis testing, level of significance, test statistics, critical region, and one-tailed and two-tailed tests. Let us start with MCQs Hypothesis Statistics Quiz.

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MCQs Hypothesis Statistics Quiz

MCQs Hypothesis Statistics Quiz
  • Type-I error will occur if an innocent person is
  • A deserving player is not selected for the national team, it is an example of
  • A ———- error is made if $H_1$ is true but $H_0$ is accepted
  • A statistic on the basis of which a decision is made about the hypothesis of interest is called
  • The probability of rejecting a true hypothesis is called
  • The probability of rejecting a false $H_0$ is
  • The level of significance is the risk of
  • When a critical region is located on both sides of the curve, it is called
  • The choice of a one-tailed test and a two-tailed test depends upon
  • Which one is an example of a two-tailed test
  • The region of acceptance of $H_0$ is called
  • The region of rejection of $H_0$ is called
  • In a Z-test, the number of degrees of freedom is
  • If $\alpha=0.05$%, the value of one-tailed $Z$ test will be
  • If population standard deviation is known and $n>30$ then appropriate test statistics mean comparison is
  • In a Wilcoxon rank sum test
  • Fisher exact test is used for:
  • Which of the following statistics can be used to determine whether or not there is a statistically significant relationship between two variables in a contingency table?
  • Which of the following is (are) considered to be inferential statistics?
  • A .05 level of significance means that
MCQs Hypothesis Statistics Quiz with Answers

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