Find the covariance and the coefficient of correlation between \( x... VIDEO
Find the covariance and the coefficient of correlation between \( x \) and \( y \) when \( n=10 \),
\[
\Sigma x=60, \Sigma y=60, \Sigma x^{2}=400, \Sigma y^{2}=580 \text { and } \Sigma x y=305 \text {. }
\]
📲PW App Link - https://bit.ly/YTAI_PWAP
🌐PW Website - https://www.pw.live
Other Videos By PW Solutions 2023-02-13 What is the general electronic configuration for \( 2^{\text {nd }}... 2023-02-13 16 players \( \mathrm{P}_{1}, \mathrm{P}_{2}, \mathrm{P}_{3}, \ldot... 2023-02-13 Assertion (A): लीथोसियर्स में मॉस अवस्था होती है।
Reason (R): यह नग्न चट्टान पर पायोनियर अवस्था ... 2023-02-13 During the propagation of electromagnetic waves in a medium:
(A) El... 2023-02-13 Reaction of aniline with benzaldehyde is
(a) substitution
(b) addition
(c) condensation
(d) poly... 2023-02-13 Among the following the compound having lowest melting point is :
(... 2023-02-13 A red LED emits light at \( 0.1 \) watt uniformly around it. The am... 2023-02-13 Match List-I (Electromagnetic wave type) with List-II (Its associat... 2023-02-13 Incorrect statement is :
(a) \( \mathrm{NaHCO}_{3} \) and \( \mathr... 2023-02-13 The solubility of metal halides depends on their nature, lattice en... 2023-02-13 Find the covariance and the coefficient of correlation between \( x... 2023-02-13 Which of the following is not correct?
(a) Ethyl amine and aniline both have \( -\mathrm{NH}_{2}... 2023-02-13 Variable valency is shown by
(1) \( \mathrm{Na} \)
(2) \( \mathrm{C... 2023-02-13 rinysics Walla
(II) 2023-02-13 Which set of compounds in the following pair of ionic compounds has... 2023-02-13 Which of the following is diamagnetic -
(1) \( \mathrm{Zn}^{2+} \)
... 2023-02-13 Calculate the covariance of observations \( (3,5),(6,7),(9,9),(12,1... 2023-02-13 The figure shows a schematic diagram showing the arrangement of You... 2023-02-13 In crystals of which one of the following ionic compounds would you... 2023-02-13 The second order Bragg diffraction of X-rays with \( \lambda=1.00 \... 2023-02-13 In cube of any crystal \( A \)-atom placed at every corners and \( ...