Google wants to know if there is strong evidence that more than 40% of smartphone users actively use Twitter. Use the sample data to perform the hypothesis test at the 5% significance level. For full credits, you need to specify the null and alternative hypotheses, appropriate test- statistic value, pvalue and conclusion.

a. Parameter to be tested:
b. H(0): H(A) :
c. Test-statistics:
d. p-value:
e. Conclusion: __

You are chairman of the board of a successful technology firm. there is a nominal federal corporate tax rate of 35 percent, yet the effective tax rate of the typical corporation is about 12.6%. your firm has been clever with use of transfer pricing and keeping money abroad and has barely paid any taxes over the last 5 years; during this same time period, profits were $28 billion. one member of the board feels that it is un-american to use various accounting strategies in order to avoid paying taxes. others feel that these are legal loopholes and corporations have a fiduciary responsibility to minimize taxes. one board member quoted what the ceo of exxon once said: “i’m not a u.s. company and i don’t make decisions based on what’s good for the u.s.” what are the alternatives? what are your recommendations? why do you recommend this course of action?

E11-2 (multiple choice) identify the best answer for each of the following: which of the following statements about internal service fund liabilities is false? internal service funds may report both current and long-term liabilities. internal service funds may not issue bonds for financing purposes. internal service funds may report contingent liabilities. due to other funds would be reported as a current liability

Activity-based costing (abc) is not truly a cost collection mechanism as much as it is an inventory valuation method. the main purpose for implementing an activity-based cost system is to try to overcome some of the cost distortions that occur in traditional costing from product differences when there are variations in size and complexity. however, one of the disadvantages of utilizing abc is that the additional information gathering necessary to implement costing with that level of detail might be beyond the reach of some companies with resource or financial constraints. with this in mind, what kinds of industries or companies do you think would benefit most from using activity-based costing and why? in designing or modifying an accounting system to capture appropriate costs for abc, what considerations do you think would need to be made?