Illumina Developer 1- Engineer interview questions

1. What attracted you to apply for this job and how did you learn about it? 2. If you were given two ingredients only: mixed flour and water, how would you design an experiment to decide the optimal ratio? 3. What is p value in a t-test? 4. Describe a time you had to leverage your programming/scripting skills 5. How would you explain why sun looks redder during sunset compared to midday to a 6 y/o?