Nomograph for the determination of the relative centrifugal fi eld for a given rotor
speed and radius. The three columns represent the radial distance (in mm), the relative
centrifugal fi eld and the rotor speed rpm (in min-1).

TLS Online TPP Program

#Id: 4892

#Unit 13. Methods in Biology

Correlation and Regression Differences

TLS Online TPP Program

#Id: 4894

#Unit 13. Methods in Biology

Comparison Between Correlation and Regression

TLS Online TPP Program

#Id: 4895

#Unit 13. Methods in Biology

Correlation and Regression Statistics.

The degree of association is measured by “r” after its originator and a measure of linear association. Other complicated measures are used if a curved line is needed to represent the relationship.

TLS Online TPP Program

#Id: 4899

#Unit 13. Methods in Biology

The t-test is any statistical hypothesis test in which the test statistic follows a student’s t-distribution under the null hypothesis.

TLS Online TPP Program

#Id: 4900

#Unit 13. Methods in Biology

It can be used to determine if two sets of data are significantly different from each other and is most applied when the test statistic would follow a normal distribution if the value of a scaling term in the test statistic were known.

TLS Online TPP Program

#Id: 4902

#Unit 13. Methods in Biology

T-test uses means and standard deviations of two samples to make a comparison. The formula for T-test is given below: