Mettl Data Interpretation Skills 4

Question 1

A trend line in a scatter plot has a negative slope. As variable X increases, variable Y most likely:

Accepted Answer

Decreases

Answer

A negative slope means as X increases, Y tends to decrease.

Question 2

A table shows sales rep performance: Rep A closed 18 deals with avg value $5K, Rep B closed 30 deals with avg value $2K. Who generated more total revenue?

Accepted Answer

Rep A with $90K

Answer

Rep A: 18×$5K=$90K; Rep B: 30×$2K=$60K, so Rep A generated more.

Question 3

A line chart shows inventory levels: Week 1=500, Week 2=420, Week 3=340, Week 4=260. If the trend continues, what is the expected Week 5 inventory?

Accepted Answer

180

Answer

Inventory decreases by 80 each week (500→420→340→260), so Week 5 = 260−80 = 180.

Question 4

A frequency table shows test scores: 50-59=5 students, 60-69=12, 70-79=20, 80-89=10, 90-99=3. What percentage of students scored 70 or above?

Accepted Answer

66%

Answer

Students scoring 70+ = 20+10+3 = 33 out of 50 total = 66%.

Question 5

Two pie charts show customer satisfaction for 2022 and 2023. 'Very Satisfied' went from 35% to 42% while the total customer base grew from 10,000 to 12,000. How many more 'Very Satisfied' customers were there in 2023 vs 2022?

Accepted Answer

1,540

Answer

2022: 35%×10,000=3,500; 2023: 42%×12,000=5,040; difference=1,540.

Mettl Practice Test

Mettl Practice Test

Mettl Data Interpretation Skills 4