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Question
34 mark for review a research group conducted a study investigating the connection between self - reported number of hours slept in a given week and scores on a happiness measure. based on the scatterplot above, the group can report that there is a no relationship between amount of self - reported sleep and happiness b a positive correlation c a negative correlation d a perfect, positive relationship between amount of self - reported sleep and happiness
En un diagrama de dispersión, cuando los puntos tienden a estar orientados de la esquina inferior izquierda a la esquina superior derecha, indica una correlación positiva. Esto significa que a medida que aumenta la variable en el eje x (horas de sueño auto - reportadas), también tiende a aumentar la variable en el eje y (puntuaciones de felicidad). Aunque no es una relación perfecta (ya que los puntos no forman una línea recta exacta), la tendencia general es positiva.
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B. a positive correlation