Lottery tickets were visible on the counter

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Reference no: EM131819795

Researchers asked each child in a sample of 411 school-age children if they were more or less likely to purchase a lottery ticket at a store if lottery tickets were visible on the counter. The percentage that said that they were more likely to purchase a ticket by grade level are as follows (R&J Child Development Consultants, Quebec, 2001):

481_lottery tickets were visible on the counter.png

a. Construct a scatterplot of y = percentage who said they were more likely to purchase and x = grade. Does there appear to be a linear relationship between x and y?

b. Find the equation of the least-squares line.

Reference no: EM131819795

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