1. Calculate the mean u, second moment u, and the variance o of the random variable X, that has the probability distribution f(x) = 1/6 for x= -3, -2, -1, 1, 2, 3. *スニ(初ヨ x七=(點)+E)Xt) とり)+1Cも)+2し)+3) %=ン05+る40 Á, Mean u: M %3D ji Second moment u2 : %3D ii. Variance o: E(x)- E) 0-0 こ %3D
1. Calculate the mean u, second moment u, and the variance o of the random variable X, that has the probability distribution f(x) = 1/6 for x= -3, -2, -1, 1, 2, 3. *スニ(初ヨ x七=(點)+E)Xt) とり)+1Cも)+2し)+3) %=ン05+る40 Á, Mean u: M %3D ji Second moment u2 : %3D ii. Variance o: E(x)- E) 0-0 こ %3D
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
Related questions
Question
Could you please give the correct solutions for this homework
Transcribed Image Text:1.
Calculate the mean u, second moment u and the variance o of the random
variable X, that has the probability distribution f(x) = 1/6 for x= -3, -2, -1, 1, 2, 3.
Man u u = EC) = Ź xt = +EX
(點)+Xt);
%3D
とり)+1C)て)+3) %=ン05+る
5t6.3+4
ji Second moment u2:
=ECり =をx )ど
%3D
iii. Variance o:
E(x)- E)
0-0
こ
10
Expert Solution
Step 1
Step by step
Solved in 2 steps with 2 images
Recommended textbooks for you
Advanced Engineering Mathematics
Advanced Math
ISBN:
9780470458365
Author:
Erwin Kreyszig
Publisher:
Wiley, John & Sons, Incorporated
Numerical Methods for Engineers
Advanced Math
ISBN:
9780073397924
Author:
Steven C. Chapra Dr., Raymond P. Canale
Publisher:
McGraw-Hill Education
Introductory Mathematics for Engineering Applicat…
Advanced Math
ISBN:
9781118141809
Author:
Nathan Klingbeil
Publisher:
WILEY
Advanced Engineering Mathematics
Advanced Math
ISBN:
9780470458365
Author:
Erwin Kreyszig
Publisher:
Wiley, John & Sons, Incorporated
Numerical Methods for Engineers
Advanced Math
ISBN:
9780073397924
Author:
Steven C. Chapra Dr., Raymond P. Canale
Publisher:
McGraw-Hill Education
Introductory Mathematics for Engineering Applicat…
Advanced Math
ISBN:
9781118141809
Author:
Nathan Klingbeil
Publisher:
WILEY
Mathematics For Machine Technology
Advanced Math
ISBN:
9781337798310
Author:
Peterson, John.
Publisher:
Cengage Learning,
