Question: 1. The t-test is a very useful parametric statistical test. Explain what the t-test is used for and identify three scenarios where the t-test may

1. The t-test is a very useful parametric statistical test. Explain what the t-test is used for and identify three scenarios where the t-test may be used and support your answer with examples and sketches to support your answers.

2. Differentiate between univariate and multivariate regressions models and write down a generalized equation for each type of regression model

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