Kellogg Company Interview Questions

Written by IQ Team

Reviewed by Jay Feng

Published March 27, 2026

Estimated reading time: 4 minutes

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SQL

(3)

Behavioral

(3)

Machine Learning

(3)

Product Sense & Metrics

(2)

Statistics

(1)

Practice for the Kellogg Company interview with these recently asked interview questions.

Question Topic Difficulty

Employee Salaries

SQL

Medium

Given a employees and departments table, select the top 3 departments with at least ten employees and rank them according to the percentage of their employees making over 100K in salary.

Example:

Input:

employees table

Columns	Type
`id`	INTEGER
`first_name`	VARCHAR
`last_name`	VARCHAR
`salary`	INTEGER
`department_id`	INTEGER

departments table

Columns	Type
`id`	INTEGER
`name`	VARCHAR

Output:

Column	Type
`percentage_over_100k`	FLOAT
`department_name`	VARCHAR
`number_of_employees`	INTEGER

View Question

Show Solution

Cumulative Distribution

SQL

Hard

Hurdles In Data Projects

Behavioral

Medium

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Predict Customer Churn	Machine Learning	Medium
A/B Test Significance	Statistics	Medium
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Feature Importance Analysis	Machine Learning	Medium
Clean Missing Data	Python	Easy
Neural Network Architecture	Deep Learning	Hard
Calculate Cohort Retention	SQL	Medium
Bayesian Probability	Statistics	Easy
Recommend Similar Products	Machine Learning	Hard

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