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Wilcoxon Signed-Rank Test : Overview and Requirements The Wilcoxon signed-rank test, also known as the Wilcoxon matched-pairs signed-rank test, is a non-parametric statistical test used to compare two paired samples. It is a powerful alternative to the paired t-test when the data may not be normally distributed or the sample size is small. Purpose: Requirements: … Read more
Z-Test: Overview and Requirements Requirements for Z-Test: Steps for Conducting a Z-Test Example Calculation: One-Sample Z-Test Scenario: A teacher believes the average score on a history exam is 75 points. We randomly select a sample of 30 students and find their scores. We want to test if the average score from this sample is significantly … Read more
What is Binomial Distribution? The binomial distribution is a probability distribution that is used in situations where there are two possible outcomes in a series of events or in a series of independent trials, it describes the likelihood of getting a certain result in those trials. to understand better, imagine flipping a coin 100 times, … Read more
In this article we will learn about NumPy Delete functions, we will explore their usage, benefits, and best practices, along with examples. What does NumPy Delete function do? Deletion involves removing elements or entire sections from an array, thereby reducing its size. It facilitates data cleanup, filtering, and optimization of array structures. NumPy Delete Benefits … Read more
In this article we will learn about NumPy Insert, we will explore their usage, benefits, and best practices, along with examples. What does NumPy Insert function do? Insertion in NumPy involves adding elements or arrays into specified positions within an existing array. It allows users to expand array dimensions or incorporate new data seamlessly. NumPy … Read more