Question

The following chart shows the prices of gasoline and Week: Gasoline milk at a local convenience store for a period of three 1st week $2.89 weeks. Create a scatter plot on a piece of paper and 2nd wee examine the data for correlation between the price of 3rd week $3.04$2.43 gasoline and the price of milk. Use this scatter plot and data to answer the following questions 20 &21 20. A correlation is best described as which of the following statement? a) There appears to be rather weak positive correlation. b) There appears to be rather strong positive correlation. c). There appears to be rather weak negative correlation. d) There appears to be rather strong negative correlation. e) There is no apparent correlation. |Milk- $2.35 eek $2.95 $2.40 21. Does an increase in the price of gasoline cause an increase in the price of milk? a) This is strong correlation indicating causation. b) The price increase in gasoline does not cause an increase in milk. c) Neither A or B are correct. d) This is no correlation the plot indicates randomness.

Answer 1

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