68. Researchers surveyed 1,000 randomly selected adults in the US. A strong, pos
ID: 3376075 • Letter: 6
Question
68. Researchers surveyed 1,000 randomly selected adults in the US. A strong, positive linear correlation was found between income and the number of containers they typically recycle in a week. Which of the following statements is a reasonable conclusion? A. Wealth tends to cause people to be more concerned with environmental issues. B. Wealth tends to cause people to be less concerned with environmental issues. C. The relationship could be due to increased consumption as wealth increases D. No conclusions are possible because the sample is too small.Explanation / Answer
The answer is - C
EXPLANATION :
Since here we draw 1000 samples,the number of samples drawn is quite large to make any valid conclusion.Observe the given fact that there is a STRONG,POSITIVE,LINEAR CORRELATION between income and the number of containers they recycle in a week.
option A is false since correlation does not imply cause and effect realtionships.
option B is false since the realtion given is negative.
option D is false because the sample is NOT too small.
option C is true,since there is presence of a strong positive relationship between the above variables,and this implies consumption as well as the number of containers tends to increase as wealth increases (ANSWER).
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