Which pairs of events are independent?     (a) P(A) = 0.67, P(B) = 0.58, P(A∩B) = 0.35.         A and B are   (Click to select)   independent   not independent  .     (b) P(A) = 0.29, P(B) = 0.76, P(A∩B) = 0.20.         A and B are   (Click to select)   not independent   independent

Recruiting In September 2002, CNN reported on amethod of grad student recruiting by the Haas School ofBusiness at U.C.-Berkeley. The school notifies applicantsby formal letter that they have been admitted, and alsoe-mails the accepted students a link to a Web site thatgreets them with personalized balloons, cheering, andapplause. The director of admissions says this extra effortat recruiting has really worked well. The school accepts500 applicants each year, and the percentage that actuallychoose to enroll at Berkeley increased from 52% the yearbefore the Web greeting to 54% this year.a) Create a 95% confidence interval for the change inenrollment rates.b) Based on your confidence interval, are you convincedthat this new form of recruiting has been effective?Explain.

The following table gives the number of American households (in millions) with cable TV in year t. t = Year 1990 1995 2000 C = Millionsof households 52 60 69 (a) Find C(1995). _____million households(b) Explain what C(1995) means. This means that 60 American households had cable TV in 1995. This means that 60 million American households had cable TV in 1995.     This means that 60 American households had TV in 1995. This means that 60 million American households had TV in 1995. (c) Find the average rate of change per year during the period from 1995 to 2000. _____million households per year(d) Estimate the value of C(1996) to one decimal place. _____million households

Which Decimal Squares best describe the following computations? a. 0.3 + 0.45 = 0.75 b. 0.350 – 0.2 = 0.15 с. 0.3 х 0.4 3D 0.12 d. 10 x 0.14 =1.4 e. 0.45 ÷ 0.15 = 3 f. 0.30 ÷ 10 = 0.03 %3D I. II. III.