Four Vectors $\overrightarrow { \mathrm { A } }$ $\overrightarrow { \mathrm { B } }$

question 141

Multiple Choice

Four vectors, $\overrightarrow { \mathrm { A } }$ , $\overrightarrow { \mathrm { B } }$ , $\overrightarrow { \mathrm { C } }$ , and $\overrightarrow { \mathrm { D } }$ , are shown in the figure. The sum of these four vectors is a vector having magnitude and direction

• A)4.0 cm, along +x-axis.
• B)4.0 cm, along -x-axis.
• C)4.0 cm, along +y-axis.
• D)4.0 cm, along -y-axis.
• E)4.0 cm, 45° above +x-axis.

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Definitions:

Larger Than 10

A description or condition referring to quantities or values that exceed the number 10.

Parametric Techniques

Statistical methods that assume the underlying data distributions have a specific form.

Population Distribution

A description of how individuals are spread across a given area.

Wilcoxon Rank Sum Test

A nonparametric statistical test that compares two independent samples to determine if they come from the same distribution.