The marketing manager for an automobile manufacturer is interested in determining the proportion of new compact-car owners who would have purchased a passenger-side inflatable airbag if it had been available for an additional cost of $300. the manager believes from previous information that the proportion is 0.30. suppose that a survey of 200 new compact-car owners isselected and 79 indicate that they would have purchased the inflatable air bags. if you were to conduct a test to determine whether there is evidence that the proportion is different from 0.30 and decided not to reject the null hypothesis, what conclusion could you draw?
a)there is not sufficient evidence that the proportion is not 0.30.
b)there is sufficient evidence that the proportion is 0.30.
c)there is sufficient evidence that the proportion is 0.30.
d)there is not sufficient evidence that the proportion is 0.30.

crow design, inc. is a web site design and consulting firm. the firm uses a job order costing system in which each client is a different job. crow design assigns direct labor, licensing costs, and travel costs directly to each job. it allocates indirect costs to jobs based on a predetermined overhead allocation rate, computed as a percentage of direct labor costs. direct labor hours (professional) 6,250 hours direct labor costs ($1,800,000 support staff salaries ,000 computer ,000 office ,000 office ,000 in november 2012, crow design served several clients. records for two clients appear here: delicious treats mesilla chocolates direct labor 700 hours 100 hours software licensing $ 4,000 $400 travel costs 8,000 1. compute crow design’s direct labor rate and its predetermined indirect cost allocation rate for 2012. 2. compute the total cost of each job. 3. if simone wants to earn profits equal to 50% of service revenue, how much (what fee) should she charge each of these two clients? 4. why does crow design assign costs to jobs?