Lather, Rinse, Repeat

guesstimates

India-specific
Set in Mumbai, India; the figures and context are India’s.

What this case is about

Your client wants to estimate the total weekly shampoo usage in liters in Mumbai. The city has a population of 20 million divided into income groups, and usage varies by household size and shampoo usage frequency. You need to estimate the amount of shampoo used weekly by all households in Mumbai.

Objective

Estimate the total weekly shampoo usage in liters for Mumbai by segmenting the population and calculating usage per income group.

Skills this case tests

Structuring the problem
Working the numbers