#ATTENDANCE QUIZ FOR LECTURE 12 of Dr. Z.'s Math454(02) Rutgers University

# Please Edit this .txt page with Answers

#Email  ShaloshBEkhad@gmail.com 
#Subject: p12
#with an attachment called
#p12FirstLast.txt
#(e.g. p12DoronZeilberger.txt)

#Right after finishing watching the lecture but no later than Oct. 13, 2020, 8:00pm


THE NUMBER OF ATTENDANCE QUESTIONS WERE:

PLEASE LIST ALL THE QUESTIONS FOLLOWED, AFTER EACH BY THE ANSWER
#Attendance Question 1
#List the set of all your siblings and up to first cousins for each of them list their
#age. Find the weight-enumerator according to age, according to height 
#Answer 1
#S={1,2,3,4}
#a(0)=21 a(1)=29 a(2)=33 a(3)=25
#according to age x^21+x^29+x^33+x^25
#according to height x^62 + x^62 + x^64 +x^67

#Attendance Question 2
#Look up in wikipedia the list of ages at death of dead presidents 
#(i) what is the weight enumerator of the set of first 10 presidents 
#(ii) what is the weight enumerator enumerator of the set of last 10 dead presidents 
#Answer 2
#x^67 + x^90 + x^83 + x^85 + x^73 +x^80 + x^78 + x^79 + x^68 + x^71
#x^63+x^88+x^78+x^46+x^64+x^81+x^93+x^96+x^93+x^94

#Attendance Question 3
#Look up in the internet the top ten dead rock singers of all time 
#Find Average age at death, the variance, and the fourth moment about the mean
#Then find the ratio m4/m2^2
#Answer 3
#45, 27,27, 36, 22, 40, 57, 42, 27, 69
#mean = 196/3
#m2=4999/25
#m4=65267647/625
#m4/m2^2 = 65267647/24990001