Slopes
Given scatterplot data points are uniformly distributed across all values of X without any discernible upward or downward trend, what could one predict regarding significance testing for regression model slope?
In a t-test for slope, what is being tested?
When should you perform hypothesis testing for significance of the slope in linear regression?
What is the purpose of a t-test for the slope in a regression model?
When considering the slope parameter () in linear regression, what test statistic would we generally use?
When conducting a test about a population slope, what type of test do we typically use?
In a t-test for the slope, what does it suggest if the t-statistic is not significantly different from zero?
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What assumption underlies testing whether or not there is a significant linear relationship between two quantitative variables using a regression model?
Which method of sampling involves selecting every nth individual from a list?
What statistical test is commonly used to determine if there is evidence of a non-zero correlation between two continuous variables?