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Regression analysis is one of the most widely used statistical techniques in the social sciences. So, what is it? In your answer, apply some of the techniques we have learned to regression - e.g., point estimates, interval estimates, test statistics, statistical significance, etc. Also, locate one example of regression and explain each: 1) what the dependent variable is, 2) what the independent variable(s) is/are, and 3) the research question under analysis.
Reflection to date
Write down the regression equation and state the R-squared value and the standard error and explain what they mean with respect to the data.
Develop a second decision tree for Sonny and his team to reflect this new option of hiring the research firm prior to the possibility of developing the app
State the null and alternative hypotheses
1. Hydrology is the scientific study of the movement, distribution, and quality of water. Hydrologists have shown that the distribution of long duration (e.g. monthly or yearly totals) of such things as river discharge or rainfall is often app..
Use the normal distribution to approximate the following probability: According to the most recent Davenport student profile, 47% of students have children under 17 living at home with them. Find the probability that a random sample of 800 students w..
1. following are positions taken by twelve senators on a half dozen key issues. the issues are scaled from 1 to 5 with
Test the Administration's claim
Create a correlation table for the variables in our data set. Reviewing the data levels from week 1, what variables can be used in a Pearson's Correlation table (which is what Excel produces)
measures of central tendency and dispersion with spssthe statistics for this week become the basis for several other
Evaluate the correlation coefficient.
What is the probability that the two selected candies are the same flavour?
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