A psychologist conducts a survey about the number of days per year a person was happy compared to the number of rainy days that occurred in their city. Let y be the number of days per year the person felt happy, and let x be the number of rainy days that occurred in their city. The regression equation from the study is y=12+0.8643x.

If there were 150 rainy days in a city, how many days would a person be predicted to feel happy?

  1. 👍 0
  2. 👎 0
  3. 👁 105
  1. y = 12 + .8643(150)

    Solve for y.

    1. 👍 0
    2. 👎 0
  2. plug x into the equation to find y

    1. 👍 0
    2. 👎 0

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