Data Science – Hypothesis testing – Interview questions and answers

1. Hypothesis Testing Q1: A company claims that their new energy drink boosts the average energy levels of individuals by 20%. You collect data from 100 individuals who consumed the energy drink and find an average boost of 18% with a standard deviation of 5%. Using the 0.05 significance level, test the company’s claim. A1: … Read more

Data Science – Descriptive & Inferential Statistics: Interview Questions & Answers

Q1. What is the difference between descriptive and inferential statistics? Give an example. Answer: Descriptive statistics is concerned with summarizing and organizing data to describe its main features. For example, if you have the test scores of 100 students, the average score would be a descriptive statistic. Inferential statistics, on the other hand, makes predictions … Read more

Improving detection of Melanoma and Naevus with deep neural networks

Improving detection of Melanoma and Naevus with deep neural networks

Machines can acknowledge the images of skin lesion as well as the disease compared to an experienced dermatologist. These might be executed by giving a proper label for the provided images of skin lesion. Within the proposed study researchers have examined various frameworks for detection of skin cancer as well as classification of melanoma. The … Read more