Cysts ​ After Researching Cysts of a Particular Type,a Doctor

question 160

Short Answer

Cysts
​ After researching cysts of a particular type,a doctor learns that out of 10,000 such cysts examined,1,500 are malignant and 8,500 are benign.A diagnostic test is available which is accurate 80% of the time (whether the cyst is malignant or not).The doctor has discovered the same type of cyst in a patient. ​ ​
-{Cysts Narrative} In the absence of any test,what is the probability that the cyst is benign?

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Definitions:

Vertical Analysis

A method of financial statement analysis in which each entry for each of the three major categories of accounts (assets, liabilities, and equities) or income statement categories (revenues and expenses) is represented as a proportion of the total account.

Net Income

The final amount of money a company earns, after deducting all its costs including taxes and operational expenses, from its total income.

Accrued Revenue

Revenue earned in one accounting period but not received until a later period, representing money owed to a business for goods or services provided.

Adjusting Journal Entries

Accounting entries made at the end of an accounting period to allocate income and expenditures to the period in which they actually occurred.