A company claims that 10% of the users of a certain allergy drug experience drowsiness. In clinical studies of this allergy drug, 81 of the 900 subjects experienced drowsiness a. We want to test their claim and find out whether the actual percentage is not 10%. State the appropriate null and hypotheses.

b. Is there enough evidence at the 5% significance level to infer that the competitor is correct?

c. Compute the p-value of the test.

d. Construct a 95% confidence interval estimate of the population proportion of the users of this allergy drug who experience drowsiness.

e. Explain how to use this confidence interval to test the hypotheses.

Christopher kim, cfa, is a banker with batts brothers, an investment banking firm. kim follows the energy industry and has frequent contact with industry executives. kim is contacted by the ceo of a large oil and gas corporation who wants batts brothers to underwrite a secondary offering of the company's stock. the ceo offers kim the opportunity to fly on his private jet to his ranch in texas for an exotic game hunting expedition if kim's firm can complete the underwriting within 90 days. according to cfa institute standards of conduct, kim: a) may accept the offer as long as he discloses the offer to batts brothers.b) may not accept the offer because it is considered lavish entertainment.c) must obtain written consent from batts brothers before accepting the offer.

The following are budgeted data: january february march sales in units 16,200 22,400 19,200 production in units 19,200 20,200 18,700 one pound of material is required for each finished unit. the inventory of materials at the end of each month should equal 20% of the following month's production needs. purchases of raw materials for february would be budgeted to be:

On january 1 of the current year, jimmy's sandwich company reported owner's capital totaling $128,000. during the current year, total revenues were $106,000 while total expenses were $95,500. also, during the current year jimmy withdrew $30,000 from the company. no other changes in equity occurred during the year. if, on december 31 of the current year, total assets are $206,000, the change in owner's capital during the year was: