A School of Public Health finished an examination on liquor utilization on school grounds. They reasoned that 20.5% of ladies attending all-ladies schools declined from liquor, contrasted with 17.8% of ladies going to coeducational universities. Roughly 4.9% of ladies undergrads attend all-ladies schools. What is the likelihood that a haphazardly chosen female understudy avoids from liquor?

The normal cost for a gallon of gas in the United States is $3.76 and in Russia it is $3.39. Accept these midpoints are the populace implies in the two nations and that the likelihood dispersions are regularly conveyed with a standard deviation of $.25 in the United States and a standard deviation of $.20 in Russia.

Which level of the service stations in Russia charge under $3.50 per gallon (to 2 decimals)?

43% of Americans utilize web-based media and different sites to voice their sentiments about TV programs (the huffington Post, November 23, 2011). the following are the aftereffects of a review of 1400 people who were inquired as to whether they utilize web-based media and different sites to voice their suppositions about TV programs.

Utilizations Social Media and different sites to voice feelings about TV programs :

Female : 395

Male : 323

Try not to utilize Social Media and different sites to voice sentiments about TV programs :

Female: 291

Male: 355

a. What is the likelihood a respondent is female?

b. What is the restrictive likelihood a respondent uses online media and different sites to voice suppositions about TV programs given the respondent is female?

c. allow F to indicate the occasion that the respondent is female and a signify the occasion that the respondent uses web-based media and different sites to voice assessments about TV programs. Are occasions F and an autonomous?

Holland America Cruise Lines has three extravagance voyage dispatches that sail to Alaska

throughout the late spring months. Since the business is exceptionally serious, the boats should run

full throughout the late spring if the organization is to make money on this line. A travel industry master

recruited by Holland America accepts there is a 0.92 possibility the boats will cruise full during

the coming summer if the dollar doesn't appreciate against European monetary forms, and

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a 0.75 possibility they will cruise full if the dollar appreciates in Europe (enthusiasm for

the dollar in Europe draws U.S. sightseers there, away from U.S. objections). Financial specialists accept the dollar has a 0.23 possibility of appreciating against European monetary standards

before long. What is the likelihood the boats will cruise full?