The Test Scores of 6 Randomly Picked Students and the Numbers

question 101

Multiple Choice

The test scores of 6 randomly picked students and the numbers of hours they prepared are as follows: $\begin{array} { c | r r r r r r } Hours & 5 & 10 & 4 & 6 & 10 & 9 \\\hline Score & 64 & 86 & 69 & 86 & 59 & 87\end{array}$
The equation of the regression line is $\hat { y } = 1.06604 \mathrm { x } + 67.3491$ . Find the coefficient of determination.

• A) \(0.2242\)
• B) \(0.6781\)
• C) \(0.0503\)
• D) \(- 0.2242\)

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Definitions:

Inborn Biological Determinants

Innate biological factors that influence physical and psychological development.

Environmental Factors

External elements including climate, geographical locations, and societal influences, that impact an individual's life and development.

Emotion Regulation

The method through which people control the type of emotions they feel, the timing of these emotions, and the way they experience and convey these feelings.

Difficult Temperaments

A behavioral profile in infants and young children characterized by high reactivity, low adaptability, and negative mood expressions.