Markov Chains What is meant by a “state”? States refer to?mutually exclusive events?with the current event?able to change over time Examples of states include: Daily weather conditions The states c...
Type I & Type II Errors What are Type I & Type II errors? There are?four possible outcomes?of a hypothesis test: H0?is?false?and H0?is?rejected H0?is?true?and H0?is?not rejected The test is...
Hypothesis Testing for Correlation What is a hypothesis test for correlation? You can use a?t-test?to test whether there is?linear correlation?between two normally distributed variables If specific...
Poisson Hypothesis Testing What is a hypothesis test using a Poisson distribution? You can use?a Poisson distribution?to test whether the?mean number of occurrences?for a?given time period?within a...
Binomial Hypothesis Testing What is a hypothesis test using a binomial distribution? You can use?a binomial distribution?to test whether the?proportion?of a population with a specified characterist...
Two-Sample Tests What is a two-sample test? A?two-sample test?is used to?compare the means (μ1?&?μ2)?of?two?normally distributed?populations You use a?t-test?when the?population variances are u...
One-Sample z-tests What is a one-sample?z-test? A?one-sample?z-test?is used to?test the mean (μ)?of a?normally distributed?population You use a?z-test when the?population variance (σ2) is known Wha...
Chi-Squared GOF: Uniform What is a chi-squared goodness of fit test for a given distribution? What are the steps for a chi-squared goodness of fit test for a given distribution? Worked Example Chi-...
Chi-Squared Test for Independence What is a chi-squared test for independence? You will use a?contingency table This is a two-way table that shows the?observed frequencies?for the different combina...
