<prompt> Central tendency is given by -a Meanb Medianc Moded Variancee Rangeabbcabcbcd  <response>: Statistical averages An average or central tendency of a data set refers to a measure of the middle or expected value of the data set.That means, average implies a value in the distribution around which the other value are distributed.It gives a mental picture of the central value.The commonly used statistical averages are -Arithmetic mean or meanMedianThe mode 