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_BPS6e_ImagePowerPointSlides_ch04.1

Figure 4.2 Scatterplot of the number of Florida manatees killed by boats in the years 1977 to 2009 against the number of boats registered in Florida that year, for Example 4.5. There is a strong linear (straight-line) pattern.

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_BPS6e_ImagePowerPointSlides_ch04.1

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  1. Figure 4.2 Scatterplot of the number of Florida manatees killed by boats in the years 1977 to 2009 against the number of boats registered in Florida that year, for Example 4.5. There is a strong linear (straight-line) pattern.

  2. Figure 4.3 Mean SAT Mathematics score and percent of high school graduates who take the test for only the Midwest (•) and Northeast (+) states.

  3. Figure 4.5 How correlation measures the strength of a linear relationship, for Example 4.6. Patterns closer to a straight line have correlations closer to 1 or –1.

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