09 May 2021: PIB Summary & Analysis
May 9th, 2021, PIB:- Download PDF Here TABLE OF CONTENTS 1. Gopal Krishna Gokhale 2. Maharana Pratap 3. Tagore Jayanti... View Article
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09 May 2021: The Hindu Analysis
UPSC Current Affairs Preparation: The Hindu Analysis Watch expert analysis of ‘The Hindu’ dated 9th May 2021. Important news and... View Article
09 May 2021: UPSC Exam Comprehensive News Analysis
CNA 9th May 2021:- Download PDF Here TABLE OF CONTENTS A. GS 1 Related SOCIAL ISSUES 1. ‘Immediate measures needed... View Article
08 May 2021: PIB Summary & Analysis
May 8th, 2021, PIB:- Download PDF Here TABLE OF CONTENTS 1. Women in the Army 2. Anti-COVID drug 3. 3rd... View Article
102nd Amendment Act
The Supreme Court, in May 2021, held that the 102nd Amendment Act of 2018 removed the power of the states... View Article
08 May 2021: The Hindu Analysis
UPSC Current Affairs Preparation: The Hindu Analysis Watch expert analysis of ‘The Hindu’ dated 8th May 2021. Important news and... View Article
UPSC 2021: Weekly GK and Current Affairs Quiz May 08 – May 14
UPSC 2021: Weekly GK and Current Affairs Quiz May 08 – May 14 with Multiple Choice Questions and answers for... View Article
08 May 2021: UPSC Exam Comprehensive News Analysis
CNA 8th May 2021:- Download PDF Here TABLE OF CONTENTS A. GS 1 Related B. GS 2 Related POLITY AND... View Article
Code on Social Security, 2020
The Indian Parliament, in a bid to rationalise the 44 labour codes in India, consolidated them into four labour codes... View Article
07 May 2021: PIB Summary & Analysis
May 7th, 2021, PIB:- Download PDF Here TABLE OF CONTENTS 1. Kabasura Kudineer 2. BVLOS Drones 3. National Financial Reporting... View Article
07 May 2021: The Hindu Analysis
UPSC Current Affairs Preparation: The Hindu Analysis Watch expert analysis of ‘The Hindu’ dated 7th May 2021. Important news and... View Article
Online Dispute Resolution (ODR)
Online Dispute Resolution is the resolution of disputes, particularly small and medium-value cases, using digital technology and techniques of Alternate... View Article
National Disaster Response Fund (NDRF)
In July 2020, the Government of India had allowed any person or institution to contribute to the National Disaster Response... View Article
07 May 2021: UPSC Exam Comprehensive News Analysis
CNA 7th May 2021:- Download PDF Here TABLE OF CONTENTS A. GS 1 Related B. GS 2 Related INTERNATIONAL RELATIONS... View Article
If the lines of regression of y on x and x on y make angles 30° and 60° respectively with the positive direction of the x-axis, then the correlation coefficient between x and y is
1) 1 / √2 2) 1 / 2 3) 1 / √3 4) 1 / 3 Solution: (3) 1 /... View Article
If byx and bxy are both positive regression coefficients, then
1) (1 / byx) + (1 / bxy) < (2 / r) 2) (1 / byx) + (1 / bxy)... View Article
If y = m1x + c1 is the regression line of y on x and y = m2x + c2 is the regression line of x on y, then which is true?
1) m1m2 < 1 2) 0 ≤ √m1m2 ≤ 1 3) – 1 ≤ √m1 / m2 4) – 1 ≤ √m2 / m1... View Article
If the acute angle between the two regression lines is θ, then
1) sin θ ≥ 1 – r2 2) tan θ ≥ 1 – r2 3) sin θ ≤ 1 – r2 4) tan... View Article
If x1 and x2 are regression coefficients and r is the coefficient of correlation, then
1) x1 – x2 > r 2) x1 + x2 < r 3) x1 + x2 ≥ 2r 4) None... View Article
The coefficient of correlation between x and y is 0.6, then covariance is 16. The standard deviation of x is 4, then the standard deviation of y is
1) 5 2) 10 3) 20/3 4) None of these Solution: (3) 20/3 rxy = cov (x, y) / 𝜎... View Article
