Frankie Has Data from a Sample of 45 People Analyzing $\Sigma X^{2}$

question 31

Essay

Frankie has data from a sample of 45 people analyzing their knowledge about cholesterol.He has calculated = 600 and $\Sigma X^{2}$
$(\Sigma X)$ = 90.Calculate the sample standard deviation for these data.

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Definitions:

E-Sign Act

A federal law enacted in 2000 that facilitates the use of electronic records and signatures in commerce by ensuring their validity and legal effect.

Electronic Signature

A digital form of a signature that legally binds an individual to an electronic document, as recognized by law.

UETA

The Uniform Electronic Transactions Act, which establishes the legal validity of electronic signatures and records.

CISG

The United Nations Convention on Contracts for the International Sale of Goods, a treaty providing a uniform set of rules for the international sale of goods.