Covers the variance for a normally distributed random variable.
This video gives more detail about the mathematical principles presented in Variance of Normally Distributed Data.
This video shows how to work step-by-step through one or more of the examples in Variance of Normally Distributed Data.
Examines the statistical concept of standard deviation, which is used to characterize the spread of a distribution. The video also differentiates between sample standard deviations and population standard deviations and introduces the formulas.
A list of student-submitted discussion questions for Variance of a Data Set.
Students will analyze professional athletes' salaries using variance and standard deviation.
Learn why some colleges have stopped awarding money to National merit Finalists.
Use statistics to analyze how car ownership is changing in the United States.
This study guide looks at levels of measurement and the shape, measures of center (median, mean, mode), and measures of spread (standard deviation) of a data set. It also compares the measures for population vs the measures for sample.
covers variance, standard deviation, and coefficient of variation
covers normal, binomial, multinomial, geometric, poisson, and student's t distributions
covers an intro to data and measurement, levels of measurement, and descriptive statistics
These flashcards help you study important terms and vocabulary from Spread of a Normal Distribution, Variance of Normally Distributed Data, and Empirical Rule.