Simplify: (27)^1/3•(27)^2/3

1 answer:

7 0

Since the cube root of 27 is 3, we have 3*27^(2/3). Next, something to the power of 2/3 means you square the cube root of it. Since the cube root is 3, we square that to get 9. After that, we get 3*9=27

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a computer randomly selects 800 names from a list of all registered voters. those selected are surveyed to predict who will win

Elanso [62]

a computer randomly selects 800 names from a list of all registered voters. Then option C is correct that is Simple random sampling

A simple random sample in statistics, is a subset of individuals chosen from a larger set. Each individual is chosen randomly and entirely by chance, such that each individual has the same probability for the entire larger set.

the complete question is

Identify the sampling method as simple random sampling, systematic sampling, convenience sampling, or stratified sampling. A computer randomly selects 800 names from a list of all registered voters. Those selected are surveyed to predict who will win the election for Mayor.

Choose the correct sampling technique below.

A. Systematic sampling

B. Convenience sampling

C. Simple random sampling

D. Stratified sampling

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1 year ago

I need to get this done for tomorrow

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