Conventionally, In an upper-tail test, the null hypothesis states that the true population mean (μo) is less than the hypothesized mean value (μ). We fail… Read More

# Tag Archives: R-Statistics

In this article, we are going to see how to calculate MAPE in R Programming Language. MAPE: It is an acronym for mean absolute percentage… Read More

A sampling distribution is a probability distribution of a statistic obtained from a larger number of samples drawn from a specific population. The sampling distribution… Read More

SMAPE stands for symmetric mean absolute percentage error. It is an accuracy measure and is used to determine the predictive accuracy of models that are… Read More

When we conduct a hypothesis test, we obtain test statistics as an outcome. Now in order to find out whether the outcome of the hypothesis… Read More

When the F test is conducted we get the F statistic as an outcome. In order to determine whether the outcome of an F test… Read More

In this article, we are going to see how to plot a weibull distribution in R Programming Language. A Weibull distribution is a continuous probability… Read More

In this article, we will be looking at a guide to the dpois, ppois, qpois, and rpois methods of the Poisson distribution in the R… Read More

F-test is a statistical test and it produces the F-statistic which possesses F distribution under the null hypothesis. This article focuses on how we can… Read More

In this article, we will be looking at a guide to the dbinom, pbinom, qbinom, and rbinom methods of the binomial distribution in the R… Read More

In this article, we are going to see how to find the Chi-Square Critical Value in R programming language. When the Chi-Square test is conducted,… Read More

Augmented Dickey-Fuller Test: It is a common test in statistics and is used to check whether a given time series is at rest. A given… Read More

Chi-Square Statistic is a method to represent the relationship between two categorical variables. In statistics, variables are categorized into two classes: numerical variables and non-numerical… Read More

Multinomial Distribution: It can be regarded as the generalization of the binomial distribution. The multinomial distribution is defined as the probability of securing a particular… Read More

The Gamma distribution is specifically used to determine the exponential distribution, Erlang distribution, and chi-squared distribution. It is also referred to as the two-parameter family… Read More