The president of a company wants to see if the new anti-smoking campaign is having any influence on his employees. A sample of 100 employees who smoked prior to the campaign is taken. Thirty-six employees said they smoked less, 15 employees said they smoked more, and 49 employees said there was no change
a. State the null and alternative hypotheses.
b. Test the null hypothesis at the 1% level of significance.
a. H0: p = .5
Ha: p ? .5
b. z = 2.80; p-value = .0052; reject the null hypothesis; there is a significant difference.
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Identify and explain at least four situations where a written contract is either necessary or recommended.
What will be an ideal response?
The implication for product designers is that as MTBF ______ and MTTR ______, availability also increases.
A. increases; increases B. decreases; decreases C. decreases; increases D. increases; decreases
In the BCG matrix, stars and cash cows require a similar level of investment of a company's resources
Indicate whether the statement is true or false
In the decision on whether or not to drop an unprofitable product line, the product line will most likely be dropped if:
A) all of the product line's fixed costs are unavoidable. B) the product line's total fixed costs are less than the contribution margin lost from dropping the product line. C) the contribution margin lost from dropping the product line is less than the fixed costs avoided from dropping the product line. D) the contribution margin lost from dropping the product line is more than the fixed costs avoided from dropping the product line.