which $r$-value represents the most moderate correlation?

0.56
-0.18
0.83
-0.92

Question

which $r$-value represents the most moderate correlation?

0.56
-0.18
0.83
-0.92

Accepted Answer

{ "quality": "clear", "question_count": 1, "skills_matched": [ "step_cot", "multiple_choice_formatter", "explain_then_answer", "quick" ], "needs_drawing": false, "concepts_used": [], "new_concepts": [ "Correlation Strength" ], "current_concepts": [ "Correlation Coefficient", "Correlation Strength" ] } ## Analyze correlation strength by absolute value $$ \begin{aligned} |0.56| &= 0.56 \ |-0.18| &= 0.18 \ |0.83| &= 0.83 \ |-0.92| &= 0.92 \end{aligned} $$ ## Classify the strength of each correlation $$ \begin{aligned} 0.92 &\quad \text{(Very strong)} \ 0.83 &\quad \text{(Strong)} \ 0.56 &\quad \text{(Moderate)} \ 0.18 &\quad \text{(Very weak)} \end{aligned} $$ ## Identify the moderate correlation $$ r = 0.56 $$

0.56

-0.18

0.83

-0.92

{ "subject": "Mathematics", "question_type": "Multiple Choice", "knowledge_point": [ "Mathematics", "Statistics", "Correlation Strength" ] }

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QUESTION IMAGE

Question

Explanation:

Analyze correlation strength by absolute value

Classify the strength of each correlation

Identify the moderate correlation

Answer: