STAB22H3 Quiz: STAB22-TESTS.INTERVALS.docx

What is the specific purpose of hydrostatic tests for fire extinguishers (i.e., what specific hazards are the tests intended to guard against)?

 Nationally, about 9% of tests turn up positive for COVID-19, according to the CDC. In a rando sample of 7 tests for COVI-19, what is the probability that exactly 1 are positive?

In inferential statistics, we calculate statistics of sample data to ______________.

A. estimate unknown population parameters and conduct tests about unknown population parameters

B. estimate unknown population parameters

C. None of the Answers

D. conduct tests about unknown population parameters