The two lines of regression are given by 8x + 10y = 25 and 16x + 5y = 12 respectively. If the variance of x is 25, what is the standard deviation of…
CA Foundation · Quantitative Aptitude · MTP · January 2026
The two lines of regression are given by 8x + 10y = 25 and 16x + 5y = 12 respectively. If the variance of x is 25, what is the standard deviation of y?
Suggested Answer and Working Notes:
Correct Answer: Option (B)
B. 8
Topics: Part-C: Statistics
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