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The methods used to find out something about a population, based on a sample, generally we prefer to use a random sample for making inferences
When observations on the same phenomenon do not change in successive trials, the phenomenon is called?
When observations on the same phenomenon vary from trial to trial, the phenomenon is called a?
A measurement that is used to refer to data that can only be classified into categories.
Observations ordered in such a way that not only distances between them are meaningful but also ratios can be formed with levels of the scale
A Collection of procedures and Principles for gaining and processing information in order to make decisions when faced with uncerntainty.
The occurrence of a particular outcome is found by dividing the actual number of occurrences by the number of possible outcomes.
The distribution is the value such that p percent of observations fall at or below it
Population Geometric Mean
a type of mean or average, which indicates the central tendency or typical value of a set of numbers.
Any experiment or process which produces values which can all be predicted exactly
The occurrence of any one event means that none of the others can occur at the same time
Law of multiplication
two events A, and B are independent if the occurrence of one event has no effect on the chance of occurrence of the other event.
What is the branch of statistics called for which we draw conclusions from sample data?
Categories of gross annual income: Superior/ good/ average/ poor isan example of what level of measurement?
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