Question

The mean and standard deviation of the Normal
distribution are 50 and 6 respectively,then the lower
quartile is​

Answer 1

∆ Answer

Quartiles: The first and third quartiles can be found using the mean µ and the standard deviation σ. Q1 = µ − (. 675)σ and Q3 = µ + (. 675)σ.

Answer 2

Step-by-step explanation:

The following are the 2 normal equation optained for deriving regression line y on x.3a+5b=34;2a-b=1The regression of y on x is