Olivia enjoys watching little birds at the many feeders in her yard. She counts how many of them she can see in her yard every morning before she leaves for school. Her data for two weeks can be seen below. Day Sun Mon Tue Wed Thu Fri Sat Week 1 31 36 24 34 45 27 41 Week 2 16 34 20 18 25 38 31 What is the mean of the number of little birds that Olivia sees in her yard each morning? Round to the nearest bird, if necessary. a. 34
b. 31
c. 30
d. 26

C.30

Explanation:

Add all of the numbers together, then divide by 14 (how many pieces of data there are).

answer: a. the kind of population living in your neighbourhood.

the census explorer data tool by the us census bureau allows the user to zoom in on any neighbourhood within the united states and find the kind of people residing in that by race and age.  

the tool needs to needs to be used twice – once in order to find what type of people reside in a neighbourhood, and then to see the age groups of the people in the same neighbourhood.