The normal distribution probability is specific type of continuous probability distribution. A normal distribution variable can take random values on the whole real line, and...

Assume that \(X\) has a normal distribution, with mean \(\mu\) and standard deviation \(\sigma\). This is typically written as \[X \sim N( \mu, \sigma^2 )\]...

Qualitative data analysis refers to one form of systematic analysis of data for the purpose of increasing knowledge and understanding of a theme, topic, or...

Hypothesis testing represents a very important part of Statistics, and it is usually misunderstood in terms of the the objectives and methodology. First of all,...

Assume that \(X\) has a normal distribution, with mean \(\mu\) and standard deviation \(\sigma\). This is typically written as \[X \sim N( \mu, \sigma^2 )\]...