Question

8) The two regression equations are
3x+2y-26=0 and 6x+y-31=0. Find
regression coefficients
1
(-1/6,-3/2)
2
(1/6,3/2)
3
(-1/6,3/2)
4
(1/6,-3/2)​

Answer 1

Answer:

In a sound wave, the particles of the medium vibrate in the direction of propagation disturbances or the particle of medium. ... The air particles vibrate parallel to the direction of propagation. Hence a sound wave is called a longitudinal wave.