Important MCQs Hypothesis Testing 1

The post is about MCQs Hypothesis Testing. There are 20 multiple-choice questions covering topics related to the basics of hypothesis testing, assumptions about one sample, two samples, and more than two sample mean comparison tests, significance level, null and alternative hypothesis, test statistics, sample size, critical region, and decision. Let us start with MCQs Hypothesis Testing Quiz.

Online MCQs about Hypothesis Testing with Answers

1. The _____ typically assumes that observed data does not occur by chance.

 
 
 
 

2. If we reject the null hypothesis, we might be making

 
 
 
 

3. The critical value of a test statistic is determined from

 
 
 
 

4. Which of the following is an assumption underlying the use of the t-distributions?

 
 
 
 

5. For t distribution, increasing the sample size, the effect will be on

 
 
 
 

6. Which of the following is a true statement, for comparing the t distributions with standard normal,

 
 
 
 

7. Condition for applying the Central Limit Theorem (CLT) which approximates the sampling distribution of the mean with a normal distribution is?

 
 
 
 

8. What is the null hypothesis of a two-sample t-test?

 
 
 
 

9. A data professional conducts a hypothesis test. They discover that their p-value is less than the significance level. What conclusion should they draw?

 
 
 
 

10. Which of the following statements describes the significance level?

 
 
 
 

11. Herbicide A has been used for years in order to kill a particular type of weed. An experiment is to be conducted in order to see whether a new herbicide, Herbicide B, is more effective than Herbicide A. Herbicide A  will continue to be used unless there is sufficient evidence that Herbicide B is more effective. The alternative hypothesis in this problem is

 
 
 
 

12. Analysis of Variance (ANOVA) is a test for equality of

 
 
 
 

13. What is the probability of a type II error when $\alpha=0.05$ ?

 
 
 
 

14. What is the first step when conducting a hypothesis test?

 
 
 
 

15. What does a two-sample hypothesis test determine?

 
 
 
 

16. The t distributions are

 
 
 
 

17. The null hypothesis is a statement that is assumed to be true unless there is convincing evidence to the contrary. The null hypothesis typically assumes that observed data occurs by chance.

 
 

18. $1 – \alpha$ is the probability of

 
 
 
 

19. To conclude the null hypothesis, what two concepts are compared?

 
 
 
 

20. A parameter is a ————- quantity

 
 
 
 

MCQs Hypothesis Testing with Answers

MCQs Hypothesis Testing Quiz with Answers
  • $1 – \alpha$ is the probability of
  • A parameter is a ———- quantity
  • If we reject the null hypothesis, we might be making
  • Herbicide A has been used for years in order to kill a particular type of weed. An experiment is to be conducted in order to see whether a new herbicide, Herbicide B, is more effective than Herbicide A. Herbicide A  will continue to be used unless there is sufficient evidence that Herbicide B is more effective. The alternative hypothesis in this problem is
  • Analysis of Variance (ANOVA) is a test for equality of
  • Which of the following is an assumption underlying the use of the t-distributions?
  • For t distribution, increasing the sample size, the effect will be on
  • The t distributions are
  • Condition for applying the Central Limit Theorem (CLT) which approximates the sampling distribution of the mean with a normal distribution is?
  • Which of the following is a true statement, for comparing the t distributions with standard normal,
  • What is the probability of a type II error when $\alpha=0.05$?
  • The critical value of a test statistic is determined from
  • The null hypothesis is a statement that is assumed to be true unless there is convincing evidence to the contrary. The null hypothesis typically assumes that observed data occurs by chance.
  • The ——– typically assumes that observed data does not occur by chance.
  • Which of the following statements describes the significance level?
  • What is the first step when conducting a hypothesis test?
  • A data professional conducts a hypothesis test. They discover that their p-value is less than the significance level. What conclusion should they draw?
  • What does a two-sample hypothesis test determine?
  • What is the null hypothesis of a two-sample t-test?
  • To conclude the null hypothesis, what two concepts are compared?
MCQs Statistics Hypothesis Testing Quiz

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