In statistics out of 100, marks of 21 students in final exams are as 90, 95, 95, 94, 90, 85, 84, 83, 85, 81, 92, 93, 82, 78, 79, 81, 80, 82, 85, 76, 85 then mode of data is
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- Index number is a special type of ———-
- A period for which index number is determined is called as ——
- Index number calculated by Fisher’s formula is ideal because it satisfy:
- In the regression equation Y = 75.65 + 0.50X, the intercept is
- The coefficient of determination must be
- In the regression equation Y = a+bX, the Y is called:
- How many type of data are there in Statistics
- is data that is collected by a researcher from first-hand sources
- What are the method of collecting Primary Data
- A measure of is a single value that attempts to describe a set of data by identifying the central position within that set of
- Find the mean of 13,18,13,14,13,16,14,21,13
- how many types of series are there
- Find the median of the set = { 11,22,33,55,66,99
