Homework Help: math

Posted by rita on Wednesday, April 6, 2011 at 12:53pm.

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?

math - PsyDAG, Thursday, April 7, 2011 at 11:42am
a. It approximates a normal distribution.

b. Total of your frequencies.

c. 11+7+1 = ?

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