24 results found

# Search Results for: statistics

##### Basic & Clinical Biostatistics (LANGE Basic Science)

Basic & Clinical Biostatistics (LANGE Basic Science)      ... Read More

##### Statistics

statistics The science and art of collecting, summarizing, and analyzing data that are subject to random variation. The term... Read More

##### Null hypothesis

Null Hypothesis Definition Null hypothesis is defined as “the commonly accepted fact (such as the sky is blue) and... Read More

##### Independent variable

Independent Variable Definition To define an independent variable, let us first understand what a variable is. The word... Read More

##### Correlation

Correlation (Science: statistics) most generally, the degree to which one phenomenon or random variable is associated with... Read More

##### Meta-analysis

meta-analysis (Science: statistics) A quantitative method of combining the results of independent studies (usually drawn... Read More

##### Natural science

Definition noun The scientific study of phenomena or laws of the physical world. Supplement Natural science includes... Read More

##### Dependent variable

Definition noun, plural: dependent variables (mathematical modeling) The variable in a functional relation whose value is... Read More

##### Biometry

A branch of biology that studies biological phenomena and observations by means of statistical analysis.The study of biology... Read More

##### Universe

(statistics) the entire aggregation of items from which samples can be drawn; it is an estimate of the mean of the... Read More

##### Cohort

Cohort (Science: statistics) a cohort is a group of animals of the same species, identified by a common characteristic,... Read More

##### Alternative hypothesis

Definition noun The hypothesis accepted to be true if the null hypothesis is rejected based on statistical... Read More

##### Prevalence

prevalence (Science: statistics) The proportion of individuals in a population having a... Read More

##### Mean

mean (Science: statistics) average value calculated by taking the sum of all values and dividing by the total number of... Read More

##### Inferences

Inference The logical process of passing from observations and axioms to generalizations; in statistics, the development of... Read More

##### Median

median (Science: statistics) Any value that divides the probability of a random variable in half, i.e. The probability of... Read More

##### Significant

significant In statistics, probably resulting from something other than... Read More

##### Bias

Bias (Science: statistics) in a clinical trial, bias refers to effects that a conclusion that may be incorrect as, for... Read More

##### Degrees of freedom

Degrees of freedom in statistics, the number of independent comparisons that can be made between the members of a sample... Read More

##### Frequency

Frequency 1. (Science: physics) The number of occurrences of a periodic or recurrent process per unit time, for example the... Read More

##### Reliability coefficient

Definition noun (statistics) A quantitative expression of the reliability or consistency in the measurement of test scores,... Read More

##### Population

Reviewed by: Jonathan Cumming, PhD Definition noun, plural: (genetics, ecology) A group of organisms of one... Read More

##### Average

Average (Science: statistics) a value that represents the sum of values divided by the number of values in the set. It... Read More