Determine which of the following show three biased estimators.

a.) standard deviation, median, range
b.) variance, proportion, mean
c.) median, mean, range
d.) range, standard deviation, variance

i do not know this sorry : (

answer: 2 answers

step-by-step explanation: the first one means to spread the product throughout the marketplace such that a large number of people can buy it.  

the second means the process of making a product or service available for the consumer or business user that needs it.

mark this brainliest and i will be glad to .

answer: the answer is one

step-by-step explanation:

pemdas, in this situation there is no parenthesis or exponents so you go to multiplication, 1x1=1, then division 1/1= 1 then addition 1+1=2 then subtraction 2-1=1

answer: 270

step-by-step explanation:

you have to times 200 by 1.35 to get your answer