subject
Mathematics, 05.06.2020 13:58 katietinary1657

A political analyst sampled 8,000 voting records from each of four counties. Of the samples, County A had 5,254 voters who voted in the last election, County B had 4,583, County C had 5,368, and County D had 4,396. The mean from the four counties is 4,900, with a standard deviation of 483. What is the total sample proportion of people who voted in these counties?

ansver
Answers: 3

Other questions on the subject: Mathematics

image
Mathematics, 21.06.2019 21:00, newsome1996p4ggft
5x−4≥12 or 12x+5≤−4 can you with this problem
Answers: 3
image
Mathematics, 22.06.2019 00:30, krojas015
The power generated by an electrical circuit (in watts) as a function of its current c (in amperes) is modeled by p(c)= -15c(c-8) what current will produce the maximum power?
Answers: 1
image
Mathematics, 22.06.2019 01:40, babyphoraaaaa
Over the last 4 seconds, a snail has traveled 4/9 of an inch. if the snail traveled the same distance each second, how far did it travel each second?
Answers: 2
image
Mathematics, 22.06.2019 04:50, ian2006huang
What is the measure of dg? enter your answer in the box.
Answers: 1
You know the right answer?
A political analyst sampled 8,000 voting records from each of four counties. Of the samples, County...

Questions in other subjects:

Konu
Computers and Technology, 18.07.2019 09:30