Town officials want to estimate the number of households that own a dog. Answer the following. (a)
Which of the following surveys probably would best represent the entire population of
households?
o 20 households with a backyard are randomly selected; 8 own a dog.
o 20 households within a mile of a park are randomly selected; 12 own a dog.
o 20 households are randomly selected from the town; 7 own a dog.
(b) There are 1000 households in the town.
Using your answer from part (a), estimate the number of households that own a dog.
I household.