23. From the data given below find: a) The two regression equations b) The coefficient of correlation between the marks in Economics and statistics c) The most likelymarks in Statistics when marks in Economics are 30. Marks in Economics : 25 28 35 32 31 36 29 38 38 32 30 Marks in Statistics : 43 46 49 41 36 32 31 30 33 39 - [Ans: (1) x = -28y + 43.04, y = -.66x + 59.38 (3) 39.6]

Question

From the data given below find:

a) The two regression equations

b) The coefficient of correlation between the marks in Economics

and statistics

c) The most likelymarks in Statistics when marks in Economics are

30.

Marks in Economics : 25 28 35 32 31 36 29 38 38 32 30

Marks in Statistics : 43 46 49 41 36 32 31 30 33 39 -