Madeline1552 Madeline1552
  • 14-08-2020
  • Mathematics
contestada

Given a sample with 5 scores: 4, 6, 8, 10, and y, and the mean of this sample is 6, what is the variance of the sample

Respuesta :

lordina14
lordina14 lordina14
  • 14-08-2020

Answer:

8+10+4+6+y /5=6

find lcm which is 5

(8+10+4+6+y/5)5=(6)5

8+10+4+6+y=30

28+y=30

y=30-28

y=2

Answer Link

Otras preguntas

What is the main reason that people are hesitant to use nuclear energy?
The book The Lord of the Rings by J. R. R. Tolkien, in which the main character must go on a journey to destroy a magic ring, is an example of which plot archet
Samuel F.B morse patented the
Almost all hard drives sold today for desktop computers are magnetic hard drives.
Which is an example of a voting requirement that was used to prevent African Americans from voting during the Jim Crow era? a. poll tax b. grandfather requireme
what is the difference in the charges on a ballon rubbed in your hair and a glass rod rubbed
A _________ is the pathway along which energy is transferred from one organism to the next. When you connect all of the these together, they form a ________. tr
What does chloroplast do?
________ is a process that creates genetic variety in cells. Cell fission Meiosis Mitosis Asexual reproduction
Roman sculptors created statues that a. aimed for ideal figures. c. were only of male figures. b. were realistic. d. were only of female figures. Please sel