The following table shows the stock market performance of 40 industries from five sectors of the...
The following table shows the stock market performance of 40 industries from five sectors of the U.S. economy in a certain year. (Take S to be the set of all 40 industries represented in the table.)
| Increased (X) |
Decreased (Y) |
Unchanged (Z) |
Totals | |
|---|---|---|---|---|
| Financials (F) | 3 | 4 | 1 | 8 |
| Manufacturing (M) | 6 | 1 | 7 | 14 |
|
Information Technology (T) |
6 | 1 | 0 | 7 |
| Health Care (H) | 4 | 1 | 1 | 6 |
| Utilities (U) | 3 | 1 | 1 | 5 |
| Totals | 22 | 8 | 10 | 40 |
Use symbols to describe the event that an industry increased in value but was not in the manufacturing sector.
X' ∩ M'
X ∩ M'
X' ∪ M'
X ∪ M
X' ∩ M
How many elements are in this event?
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The following table shows the stock market performance of 40
industries from five sectors of the...
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