Difference between revisions of "EBook Problems EDA Shape"
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Revision as of 01:20, 4 December 2008
EBook Problems Set - Measures of Shape
Problem 1
46% of the likely voters in Los Angeles intend to vote for Mayor James. Suppose we take a random sample of 1000 likely Los Angeles voters. For every person in our sample who intends to vote for Mayor James we will record a "1". For every person who will not vote for the mayor, we will record a "0". Suppose we now make a histogram of our results. Which of the following is a good description of the histogram?
- Choose one answer.
- (a) The distribution will have a spike at the value 0.46
- (b) The distribution will be approximately normal
- (c) The sample size is too small to tell
- (d) The distribution will show about 46% of the replies at 1 and 54% at 0
Answer
- Back to Ebook
- SOCR Home page: http://www.socr.ucla.edu
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