Statistics 3 min read
Statistics – Type I & II Errors
Type I and Type II errors signifies the erroneous outcomes of statistical hypothesis tests. Type I error represents the incorrect…
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Statistics 2 min read
Statistics – Trimmed Mean
Trimmed Mean a method of averaging that removes a small percentage of the largest and smallest values before calculating the…
Statistics 1 min read
Statistics – Transformations
Data transformation refers to application of a function to each item in a data set. Here xixi is replaced by its transformed…
Statistics 1 min read
Statistics – Ti 83 Exponential Regression
Ti 83 Exponential Regression is used to compute an equation which best fits the co-relation between sets of indisciriminate variables.…
Statistics 1 min read
Statistics – T-Distribution Table
The critical values of t distribution are calculated according to the probabilities of two alpha values and the degrees of…
Statistics 1 min read
Statistics – Sum of Square
In statistical data analysis the total sum of squares (TSS or SST) is a quantity that appears as part of…
Statistics 2 min read
Statistics – Student T Test
T-test is small sample test. It was developed by William Gosset in 1908. He published this test under the pen…
Statistics 3 min read
Statistics – Stratified sampling
This strategy for examining is utilized as a part of circumstance where the population can be effortlessly partitioned into gatherings…
Statistics 1 min read
Statistics – Stem and Leaf Plot
Stemplots are similar to histogram with the difference that in histogram, bars are used to compare data and in case…
Statistics 6 min read
Statistics – Notations
Following table shows the usage of various symbols used in Statistics Capitalization Generally lower case letters represent the sample attributes…
Statistics 1 min read
Statistics – Binomial Distribution
Bionominal appropriation is a discrete likelihood conveyance. This distribution was discovered by a Swiss Mathematician James Bernoulli. It is used…
Statistics 2 min read
Statistics – Adjusted R-Squared
R-squared measures the proportion of the variation in your dependent variable (Y) explained by your independent variables (X) for a…