Q.16
RPSC Assistant Agriculture Officer 2015 TSP (Q.99)
MCQ (Single Correct) +3 −1
The second central moment about the arithmetic mean is always equal to :
माध्य के परितः दूसरा केंद्रीय आघूर्ण (Second central moment) हमेशा किसके बराबर होता है?
Q.17
RPSC Assistant Agriculture Officer 2015 TSP (Q.100)
MCQ (Single Correct) +3 −1
The distribution of minimum and maximum observation giving idea of variability is called :
न्यूनतम एवं उच्चतम मानों के अंतर से जो विचरणशीलता (Variability) की जानकारी मिलती है, उसे क्या कहते हैं?
Q.18
RPSC Assistant Agriculture Officer 2015 TSP (Q.101)
MCQ (Single Correct) +3 −1
When the two variables are independent, the correlation between them is :
जब दो चर राशियां स्वतंत्र (Independent) हों, तो उनके बीच सह-संबंध (Correlation) होता है :
Q.19
RPSC Assistant Agriculture Officer 2015 TSP (Q.102)
MCQ (Single Correct) +3 −1

Which of the following statements regarding correlation coefficient is true for data set $n(x, y)$?

आंकड़ों $n(x, y)$ के लिए सहसंबंध गुणांक (Correlation coefficient) के बारे में

निम्नलिखित में से कौन सा कथन सही है?

Q.20
RPSC Assistant Agriculture Officer 2015 TSP (Q.103)
MCQ (Single Correct) +3 −1
If mean is 5 and variance is 9, the coefficient of variation will be :
यदि माध्य 5 है तथा प्रसरण 9 है, तो विचरण गुणांक (Coefficient of variation - CV) होगा :

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