Statistics MCQs, Data Analysis, Stat Software
The coefficient of correlation is a statistic used to measure the strength and direction of the linear relationship between two Quantitative variables. Properties of Correlation Coefficient The following are some important Properties of Correlation Coefficient. Hence, $r_{YX}, b_{YX}$, and $b_{XY}$ have the same sign. Theorem: Correlation: Independent of Origin and …
The layout of a factorial design is typically organized in a table format. Each row of the table represents an experimental run, while each column represents a factor or the response variable. The levels of factors are indicated by symbols such as + and – for high and low levels, …
The post is about the MCQ Level of measurement and covers the concepts related to statistical data and variables. The understanding of these important concepts helps in understanding the important aspects of data from different fields of study and their statistical analysis. The quiz MCQ Level of Measurement is designed …
The smallest case of a $2^K$ factorial experiment is one in which 2 factors are of interest and each factor has two levels. This design is known as a $2^2$ factorial design. We are interested in Factor effects or Effects of Factors. The level of the factors (say $a$’ and$b$’) …