The accompanying table gives quantities of cases at an enormous insurance agency by kind and by geographic locale.

East South Midwest West

Hospitalization 75 128 29 52

Doctor's visit 233 514 104 251

Outpatient treatment 100 326 65 99

are the occasions midvest and hospitalization indipendent from one another?

. The level of grown-up clients of the Internet who use Facebook has expanded over the long haul

(Seat Research Internet Project, 2013). Of grown-up Internet clients age 18-49, 81% use Facebook. Of grown-up Internet clients age 50 and more seasoned, 54% use Facebook. Expect that 52% of

grown-up Internet clients are age 18-49.

a. What is the likelihood that a haphazardly chosen grown-up client of the Internet is age 50

or then again more seasoned?

b. Given that a grown-up Internet client utilizes Facebook, what is the likelihood that he/she is

age 18-49?

Auto fix costs keep on ascending with the normal expense now at $367 per fix (U.S. News and World Report site, January 5, 2015). Accept that the expense for an auto fix is typically appropriated with a standard deviation of $88. Answer the accompanying inquiries concerning the expense of car fixes.

a. What is the likelihood that the expense will be more than $450?

b. What is the likelihood that the expense will be under $250?

c. What is the likelihood that the expense will be somewhere in the range of $250 and $450?

d. On the off chance that the expense for your vehicle fix is in the lower 5% of auto fix charges, what is your expense?

Calls show up at the pace of 48 every hour at the booking work area for Regional Airways.

a. Figure the likelihood of accepting three brings in a 5-minute time period.

b. Figure the likelihood of accepting precisely 10 brings quickly.

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c. Assume no calls are right now on hold. In the event that the specialist requires 5 minutes to finish the current call, what number of guests do you hope to be holding up at that point? What is the likelihood that none will be pausing?

d. On the off chance that no calls are at present being prepared, what is the likelihood that the specialist can require 3 minutes for individual time without being hindered by a call?