How much data is needed to have a representative sample of the population? a.10 to 20 items b. at least 100 items c. all of the population d. depends on the size of the population

Evaluate-27 ^4/3/8 a) - 81/16 b) 81/16 c) 16/81

The following frequency table relates the weekly sales of bicycles at a given store over a 42-week period. value01234567frequency367108521(a) in how many weeks were at least 2 bikes sold? (b) in how many weeks were at least 5 bikes sold? (c) in how many weeks were an even number of bikes sold?

Find the greatest common factor of the followig monomials 21u^5v,3u^4v^6, and 3u^2v^5