![]() 10.4.2 Carry out a paired-sample t test for each of the following research questions using the dataset “ecls.sav.”Īmong the following correlations plotted, can you tell which are positive, which are negative, which are strong, which are weak?.10.4.1 Choose the appropriate kind of hypothesis test for the following research questions.9.3.2 Carry out the appropriate hypothesis tests to answer the following questions.9.3.1 Choose the appropriate kind of hypothesis test for the following research questions.8.3.2 Run an ANOVA comparing reading scores from fall of kindergarten between public and private school students.8.3.1 Run an ANOVA comparing reading scores from spring of first grade between public and private school students.8.1.2 Comparing American crocodiles and American alligators.8.1 Why is it called Analysis of Variance?.7.6.7 Investigators wish to study the question, “do blondes have more fun?”.7.6.3 Which ones of the following are appropriate null hypotheses?.Please lay out the steps for the hypothesis test. 7.6.2 We’d like to research the idea that praising children for their effort makes them more resilient.7.6.1 Identify the independent and dependent variables.7.5.3 The relationship between type I and II errors.7.3.1 What do we do when we “analyze the data?”.7.2 Research Hypothesis and Null Hypothesis. ![]() 7.1 Independent and Dependent Variables–Recap.6.5.2 Provide alternative explanations for the following correlations.6.5.1 Critique the following research studies from the perspectives of design and sample.6.3 Coming up with alternative explanations.6.2 Correlational/Observational Studies.5.9.6 Play with the dataset called “wvs” (world value survey).5.9.5 Interpret the meaning of each of the following correlation coefficients (you can do so after the examples, or feel free to use your own language if you could try to stay close to the interpretations provided here):.5.9.4 Given r (correlation coefficient)= 0.50 between X and Y, it follows that:.5.9.3 If the coefficient of correlation between X and Y is found to be -0.98, which of the following would be indicated?.5.9.2 Most of the examinees who score below the mean on Test 1 also scored below average in Test 2 the correlation between the two tests appears to be:.5.9.1 The lowest magnitude of correlation shown below is:.5.8.3 r could be unduely influenced by outliers.5.8.2 r only represents linear relationship.5.8 What the correlation coefficient does and does not mean.5.7 The Correlation Coefficient, aka Pearson’s r.5.4 Independent and Dependent Variables.5.3 What kind of data are suitable for correlation?.5.1 Plotting the relationship between 2 Variables.4.3 The z-score: How the normal distribution helps us making judgement.4.1 Why is the Normal Distribution so important?. ![]()
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