Sanjay created a scatter plot of the relationship between the number of times he visited different coffee shops each month, y, and the distance in miles of the shops from his home, x. he calculated the equation of the trend line to be y=−2.25x+30. use this information to predict the number of times in one month sanjay would visit a coffee shop that is 8 miles from his home.

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Recall that the owner of a local health food store recently started a new ad campaign to attract more business and wants to know if average daily sales have increased. historically average daily sales were approximately $2,700. the upper bound of the 95% range of likely sample means for this one-sided test is approximately $2,843.44. if the owner took a random sample of forty-five days and found that daily average sales were now $2,984, what can she conclude at the 95% confidence level?

26) -2(7x) = (-2 • 7) x a. associative property of addition b. associative property of multiplication c. commutative property of multiplication d. commutative property of addition