Scenario: Loan Approval Times for Two Branches You’re a data analyst at a national bank, and the bank’s management is interested in improving customer service. One of the metrics they’re focusing on is the time it takes to approve a loan application….
read moreCertainly! Let’s consider a real-world scenario where we would use a two independent sample z test: Scenario: Energy Drinks and Reaction Times Imagine you work at a research institution and you’re tasked with investigating whether two different brands of energy drinks…
read more1. IBM Watson for Oncology is a cloud-based AI platform that helps oncologists make more informed treatment decisions for cancer patients. It uses machine learning to analyze patient data, including tumor genomics, medical history, and treatment response, to identify the best course of…
read moreSure, let’s walk through an example of a t-test. Let’s say we’re working with a software company that claims the average load time for its website is 3 seconds. We think it might be longer, so we collect load times from a…
read moreSure, let’s walk through an example of a Z-test. Imagine we’re working for a company that manufactures light bulbs. The company claims that its light bulbs have an average lifespan of 1,500 hours. We suspect this might not be accurate, so we…
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