Aresearcher is curious about the average iq of registered voters in the state of florida. the entire group of registered voters in florida is an example of a
i. sample
ii. statistic
iii. population
iv. parameter

Population.

Explanation:

Given the extent of the research, the most accurate answer would be a population. A sample would be a small or quantity intended to show what the whole is like. A statistic would be the piece of data obtained from numerical data. And, last but not least, a parameter, which sets the conditions of the operation, how it is measurable. In this case, to take an average, which is different from a statistic, leaves these options out. But, all in all, what the researcher is curios about is to take an average out of the registered voters in Florida.

what is the tax base for the sales tax?

it should be (usually ) 6%

giant impact theory - the moon was formed from the collision between earth and another mars-sized body.

colliding planetesimals hypothesis - the moon was formed from the same cloud of material as earth.

capture hypothesis - the moon was locked into orbit by earths gravity as it was passing by it.

accretion hypothesis - the moon was formed from collisions and combining of planetesimals.

i think this is right, if not and you know better let me know.