Statistical analysis methods ppt

Statistical tools
Reporting statistical results
1. Sample size: Make sure the sample size (n) is indicated
2. Percentages: Be sure to include the numerator and denominator when reporting all percentages
3. Measures of variability: Summarize the data using means and standard deviations when the data are normally distributed
Statistical tools
Statistical tests are used in hypothesis testing.
They can be used to: determine whether a predictor variable has a statistically significant relationship with an outcome variable. estimate the difference between two or more groups..
What are the methods of statistical analysis?
Two main statistical methods are used in data analysis: descriptive statistics, which summarizes data using indexes such as mean and median and another is inferential statistics, which draw conclusions from data using statistical tests such as student's t-test..

What statistical methods are used in multivariate data analysis?

In this course, we will examine a variety of statistical methods for multivariate data, including:

departures from patterns.
The widely used descriptive statistical techniques are:

The actuarial tables published by insurance companies reﬂect their statistical analysis of the average life expectancy of men and women at any age.