Code reviewMediumcr-g290

Subject Repeated workLevel Mid–Senior~16 minCommon in Code quality & review interviewsIndustries Software development

Question

Review this JavaScript function that flags rows whose value exceeds a threshold derived from the dataset.

What a strong answer looks like

Separate real bugs from style. Rank issues by severity, point at the root cause rather than the symptom, and suggest a concrete fix — specific and kind.

Learn the concepts

Talk through your review

Code to reviewjavascript

1function flagOutliers(rows) {2    const flagged = [];3    for (const row of rows) {4        const mean = rows.reduce((a, r) => a + r.value, 0) / rows.length;5        if (row.value > mean * 1.5) flagged.push(row);6    }7    return flagged;8}

Run or narrate your approach, then ask the coach.