Question

Find the variance and standard deviation.
{3, 3, 4, 5, 5}

Answer 1

you can actually do this one in your head :)

Answer 2

you know th mean?

Answer 3

*the

Answer 4

the mean is 4

Answer 5

good...what is the difference between each of the members of the data set is from 4

Answer 6

man that was a bad sentence :)

Answer 7

so take each elelment from your data set and subtract 4

Answer 8

you should get 5 numbers

Answer 9

square each of those numbers and add then together

Answer 10

I'm assuming this is sample data so then divide by one less than the sample size...this will be the variance

Answer 11

i got the varience at 0.8

Answer 12

is this population data or sample data