The Steps of Hypothesis Testing
When to use z-Distribution and when t-Distribution?
Conclusion sentence significance test
We can/cannot reject H0: There is/No evidence on a 1% level of significance that….
However, there ist a 1 % probabilty that this conclusion is wrong.
Requirements binomial distribution
Wann nicht binomial sonder normal Verteilung annhemen?
für n>20
Wenn np>=5
Wenn nq >=5
Procedure for Normal Approximiation
Formel Normal Approximation to the Binomial Distribution
Formel coefficient of variation, CV
Covariabce Taschenrechner berechnen
Was ist Korrelation beim Taschenrechner
r
Formel coefficient of determination
Formel Quantile
Calculations Quantil
Outlier calculations
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Key Conditions The Poisson Distribution
Was ist λ bei der Poisson Verteilung
λ=n*p
Basic Terms
Sigma werte standardnormal Verteilung
Midrange Formular
Forecasting Moving Average
When regression when moving average?
Constant: Moving average
Trend: regression
When alpha erro
Reject Ho
When beta error?
Don’t reject Ho
Finding Probabilities: Important Rules
3 Properties of a Good Estimator
unbiased
consistent.
relatively efficient (unverzerrt)
Maximum Error of Estimate
Minimum Sample Size
Right-Tailed Test
Two-Tailed Test
Last changed2 years ago
