STATISTICS

1. Do students at UT spend more time on homework per week in college than they did in high school? For the first question, I ran a one-tailed dependent t-test that was dealing with the amount of homework per week that a student studied in high school and college. Since it was a dependent test, and the question mentions “more”, we want to make the alternative hypothesis include a greater than sign. The null hypothesis for this dependent t-test is that the amount of hours spent on homewo...

These notes helps you to understand what is the statistics ??? Basic of statistics, whats are variable, data and its typesmethods of calculating mean median mode with example

A Solution Manual and Notes for: The Elements of Statistical Learning by Jerome Friedman, Trevor Hastie, and Robert Tibshirani

National income statistics involves all the activities in the collection, analysis and interpretation of data from the national income of a country which is then compiled at the end of a financial year.It is then used to compare trends in the country's economy over a certain period of time. In the computation of national income, the government encounters various challenges for example double counting and finds ways of solving this problems as discussed below

This document entails summarized notes on Simple Linear Regression and includes the following: Variables, Regression Analysis, Dependent Variable, independent Variable, Simple Linear Regression, Multiple Regression, Correlation Analysis, Scatter Diagram, Coefficient of Determination, Confidence Interval, Detecting Outliers,

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my class notes help you.