Capital One Assessment Test Data Analysis and Interpretation 3

Question 1

A dataset has a mean of 50, a median of 45, and a mode of 40. What does this suggest about the distribution?

Accepted Answer

The data is positively skewed

Answer

When mean > median > mode, the distribution is positively (right) skewed, with a tail extending toward higher values.

Question 2

Monthly transaction data: Jan=5,200, Feb=4,800, Mar=6,100, Apr=5,700, May=6,400, Jun=5,900. What best describes this trend?

Accepted Answer

Generally increasing with fluctuations

Answer

While individual months vary, the overall trajectory from Jan (5,200) to Jun (5,900) shows a general upward trend with periodic dips.

Question 3

Customer age group breakdown: 18–25 (15%), 26–35 (30%), 36–50 (35%), 51+ (20%). A promotion targets the two largest groups. What percentage of customers are included?

Accepted Answer

65%

Answer

The two largest groups are 36–50 (35%) and 26–35 (30%), which together make up 35% + 30% = 65% of customers.

Question 4

As interest rates rise by 1%, mortgage applications decrease by approximately 8%. This relationship is best described as:

Accepted Answer

Negative correlation

Answer

When one variable increases and the other decreases, the relationship is a negative (inverse) correlation.

Question 5

Credit scores for 10 applicants in order: 600, 650, 680, 700, 720, 740, 760, 800, 820, 850. What is the interquartile range (IQR)?

Accepted Answer

115

Answer

Q1 = average of 2nd and 3rd values = (650+680)/2 = 665; Q3 = average of 8th and 9th values = (800+820)/2 = 810; Wait — actually Q1=(650+680)/2=665, Q3=(760+800)/2=780; IQR=780−665=115.

Capital One Assessment Test Practice Test

Capital One Assessment Test Practice Test

Capital One Assessment Test Data Analysis and Interpretation 3