Independent-samples t-test Archives

The appropriate statistical test was conducted and a p-value of 0.143 was obtained. Based on the results of this study, it was concluded that exactly 21% of public service employees currently work more than 40 hours per week. Is this conclusion valid or not?

Posted on October 8, 2021 by Ambrose

STA10003 FOUNDATIONS OF STATISTICS Scenario You are a new graduate researcher at a health sciences research institute. You have been given a dataset which contains the data of 5000 Melbourne adults who participated in a health survey, and asked to analyse the data to answer several questions of interest that are presented on the following […]

Explain how the correlation and the t-test differ in what information they provide. Describe the results if the r was 0.90 and the t was 0.00. Describe the results if the r was 0.00 and the t-test was 5.0.

Posted on August 2, 2021 by Ambrose

Discussion Thread: Independent and Paired Samples t-test Description D7.1 Interpreting Independent Samples t-Test. In Output 10.2, are the variances equal or significantly different for the three dependent variables? Explain your answer. Write the appropriate t, df, and p (significance level) for each t-test as you would in a dissertation. Which t-tests are statistically significant? Explain […]

Explain the assumptions for using a t test for Independent means.rovide an example for when you could use a t Test for a Single Sample.Provide an example for when a Two-Sample t Test.

Posted on June 22, 2021 by Ambrose

One and two-sample t tests Description Respond to the following in a minimum of 175 words: Probability and Conventional levels of Significance Statistically Significant Not Statistically Significant t Test for a single sample (It is also called a one-sample t test.) Degrees of Freedom (and is abbreviated as df) T table (in our textbook, […]

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The appropriate statistical test was conducted and a p-value of 0.143 was obtained. Based on the results of this study, it was concluded that exactly 21% of public service employees currently work more than 40 hours per week. Is this conclusion valid or not?

Explain how the correlation and the t-test differ in what information they provide. Describe the results if the r was 0.90 and the t was 0.00. Describe the results if the r was 0.00 and the t-test was 5.0.

Explain the assumptions for using a t test for Independent means.rovide an example for when you could use a t Test for a Single Sample.Provide an example for when a Two-Sample t Test.