Data Internship Code Challenge - 22nd May 2018

Due: 23rd 9:00am May or Earlier

There are six tasks in this challenge, complete 1, 2 and 3 and write your answers in a ReadMe. Then choose between 4, 5, 6 and complete one of those. The submission instructions are specified at the bottom of the challenge page.

Task 1

If you copy paste a set of steps more than 3 times, it’s time to write a what?

Task 2

Given a dataset on any one of Africa’s Talking products: Voice, SMS, Payments and USSD. Discuss the steps you would take to analyse the data to reach a conclusion.

Task 3

Give an example explaining how K-means clustering works.

Task 4

Given a Gigabyte of weather data, how would you go about calculating the mean temperature of a particular place and plotting a graph to show change in variation of daily temperature.

Task 5

Suppose there’s a contest in which people each pick a number between 0 to 100. The winner of this contest will be the person who picks the number closest to ⅕ of the average. What’s the winning number.

Task 6

Uber recently released data that you can find on uber movement website. Download and analyse interesting data that you find. State the insights that you got from analysing the data. Please send us your work as notebook format you prefer.

How to submit

1. Check out the format for submitting your code here

2. Make sure when creating a branch to use your correct phone Number, as this is what we will use to get back to you.

NB: As a branch-name you can also use your email. See you on the other side, and best of luck!

Join Slack

In case you have any questions, join our Slack here and join the #internship-challenge channel.

About Africa's Talking Code Challenges

Please read the overview here.