Fundamentals of Hypothesis Testing

How many videos are there in the assigned "Fundamentals of Hypothesis Testing" playlist (including the opening and the closing video)?

• 4

• 5

• 6

• 7

There are 4 videos in the main content: (a) the basic principles of hypothesis testing; (b) Z-Test of Hypothesis for the Proportion; (c) t-Test of Hypothesis for the Mean (σ unknown); (d) the Critical Value Approach to Hypothesis Testing for the Mean (σ known). Please arrange the video according to the one you viewed in the playlist

• a, b, c, d

• a, c, d, b

• a, c, b, d,

• a, d, c, b

What is the definition of a hypothesis?

• A claim on a particular parameter of a population.

• It evaluates if a population parameter is equal to the stated sample statistics.

• Determination of the level of significance and the sample size.

• A statement on statistical decision.

• A statement on managerial conclusion.

What is the definition of a hypothesis testing?

• A claim on a particular parameter of a population.

• It evaluates if a population parameter is equal to the stated sample statistics.

• Determination of the level of significance and the sample size.

• A statement on statistical decision.

• A statement on managerial conclusion.

The figure refers to the philosophy of ...

• two-tailed test, right-tailed test

• one-tailed test, right-tailed test

• one-tailed test, left-tailed test

• two-tailed test, left-tailed test

A ... occurs if you reject the null hypothesis when it is true and should not be rejected.

• type 1 error

• type 2 error

In a hypothesis testing for the mean using the critical value approach (Ztest), the following information has to be available... - You can opt for more than one option.

• The mean value of the population

• The mean value of the sample

• The standard deviation value of the population

• The standard deviation value of the sample

• The sample size (number of respondents)

In a hypothesis testing for the mean using the t-test approach, the following information has to be available... - You can opt for more than one option.

• The mean value of the population

• The mean value of the sample

• The standard deviation value of the population

• The standard deviation value of the sample

• The sample size (number of respondents)

In a hypothesis testing for the proportion using the critical value approach (Ztest), the following information has to be available... - You can opt for more than one option.

• The sample proportion value of the population

• The sample proportion value of the sample

• The mean value of the population

• The standard deviation value of the sample

• The sample size (number of respondents)

Have you watched the referred playlist? Why? [bonus question]