Using the critical value method and a significance level of 1%, test
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Using the critical value method and a significance level of 1%, test

Data for the following regression model are in this file


Estimate the model using the OLS method.

1. Construct a 95% confidence interval for beta3.

2. Using the critical value method and a significance level of 1%, test


Show all your working, including the output for the estimated model. For the hypothesis test, in your answer you should state the null and alternative hypotheses, the significance level, the formula for the test statistic, the PDF of the test statistic under the null hypothesis, the value of the test statistic, the critical value and your conclusion.

Hint
StatisticsThe null hypothesis is a type of hypothesis that is used in the statistics which proposes that no statistical significance exists in a set of given observations and also attempts to show that no variation exists between the variables or that a single variable is no different than its mean. It is also presumed to be true until statistical evidence nullifies it for an alternative hypothesi...
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