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makkiz [27]
3 years ago
9

How is 721 expanded form written

Mathematics
2 answers:
lina2011 [118]3 years ago
5 0
700+20+1 i'm not too sure but i hope this helps
Marizza181 [45]3 years ago
5 0
Seven hundred twenty one
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Step-by-step explanation:

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An independent variable is a variable that is been altered or controlled for and whose effects are compared to the results of the dependent variable, as such the results of  a dependent variable is dependent on the alteration of the parameters of an independent variable.

From the question ; the dependent variable is sample of 707 individuals from a single community while the independent variable ; the number of hours each individual spent watching television during adolescence and early adulthood.

The word confound in statistics implies a variable which has a greater effects on both the dependent and the independent variable.

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