Answer:
a massive and extremely remote celestial object, emitting exceptionally large amounts of energy, and typically having a starlike image in a telescope. It has been suggested that quasars contain massive black holes and may represent a stage in the evolution of some galaxies.
Explanation:
A quasar is an extremely luminous active galactic nucleus, in which a supermassive black hole with mass ranging from millions to billions of times the mass of the Sun is surrounded by a gaseous accretion disk.
Answer: p should be 0.50
Explanation:
Generally when the value of p is not given, a probability of 0.50 should be used.
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The hindsight bias is often referred to as the "I-knew-it-all-along phenomenon." It involves the tendency people have to assume that they knew the outcome of an event after the outcome has already been determined
