math
posted by rita on .
Some households were questioned about the numebr of can openers they possessed. The results are indicated in the frequency table shown below:
# of openers; 0,1,2,3,4 and frequency;1,8,11,7,1
a. does this dtat appear to be skewed? explain
b. How many housedholds were included in this survey?
c. What percentage of homes possess 2 or more can openers?

a. It approximates a normal distribution.
b. Total of your frequencies.
c. 11+7+1 = ?