Free Test Prep GMAT-Data-Insights Exam Questions

When analyzing a GMAT data sufficiency question about market share percentages, what is the correct approach when both statements provide contradictory information? (difficulty: hard)

When calculating the productivity impact of workplace training, which formula best captures the return on investment? (difficulty: hard)

In a control chart analyzing production defects, if 8 consecutive points fall on one side of the mean line, what does this indicate in quality control terms? (difficulty: medium)

A manufacturer analyzes production data and finds they can produce either 200 units of Product A at $10 profit per unit or 150 units of Product B at $15 profit per unit in the same time period. What is the opportunity cost of producing Product B? (difficulty: medium)

In funnel analysis for an e-commerce website, if the conversion rate from cart to purchase is 25% and 1000 users add items to cart, how many purchases would be expected? (difficulty: easy)