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Broadly speaking, validity refers to accuracy whereas reliability refers to consistency . There are many types of reliability and validity, I few of which I have explained here: - Internal validity is the ex...

There are a few fundamental differences between these processes. Mitosis is required for cell growth and repair and asexual reproduction. Meiosis is used in the production of gametes for sexual reproduction....

An integral is the area that lies below a graphed line and the x-axis, an indefinite integral is when an interval is not used, and so is often infinite, as it covers the entire area under a graph, and not ju...

A parametric equation is one that is defined in terms of a single parameter, usually called t. This means that, instead of the standard geometric equation, where y and x are defined by each other, e.g. y=3x,...

A complex number is one that is made up of a complex and real part, they can all be written as: a+bi, where a and b are real numbers. The thing that makes the number "complex" is "i", the...