Write the Word or Phrase That Best Completes Each Statement

question 147

Short Answer

Write the word or phrase that best completes each statement or answers the question.
Construct a scatter diagram for the data.
-The data below are the temperatures on randomly chosen days during a summer class and the number of absences on those days.
$\begin{array}{l|c|c|c|c|c|c|c|c|c|}\text { Temperature, } x & 72 & 85 & 91 & 90 & 88 & 98 & 75 & 100 & 80 \\\hline \text { Number of absences, } y & 3 & 7 & 10 & 10 & 8 & 15 & 4 & 15 & 5\end{array}$

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Definitions:

Pearson Correlation

A measure of linear correlation between two variables, ranging from -1 to 1, where 1 means a perfect positive linear relationship, -1 means a perfect negative linear relationship, and 0 indicates no linear relationship.

Non-Directional

Refers to a hypothesis that predicts a change or difference but does not specify the direction of the change.

Sample Size

The number of observations or data points collected from a subset of a larger population for the purpose of statistical analysis.

Pearson Correlation

A measure of the linear correlation between two variables, showing how closely the data fit to a line.