Table B6 Gives Data On The Number Of New Business

Table B-6 gives data on the number of new business incorporations (Y) and the number of business failures (X) for the United States from 1984 to 1995.
a. What is the average value of new business incorporations? And the variance?
b. What is the average value of business failures? And the variance?
c. What is the covariance between Y and X? And the correlation coefficient?
NUMBER OF NEW BUSINESS INCORPORATIONS (Y) AND NUMBER
OF BUSINESS FAILURES (X), UNITED STATES, 1984-1995
Table B-6 gives data on the number of new business

d. Are the two variables independent?
e. If there is correlation between the two variables, does this mean that one variable causes the other variable? That is, do new incorporations cause business failures, or vice versa?

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