Useful tips for everyday
What is the demand for stock outs? Stockouts = the number of days when a product is out of stock. Inventory Planner automatically detects when…
What is a lag variable? A dependent variable that is lagged in time. For example, if Yt is the dependent variable, then Yt-1 will be…
What is the difference between Kruskal-Wallis analysis and Wilcoxon matched pairs test? “The Wilcoxon signed ranks test is a nonparametric statistical procedure for comparing two…
How does the variance of the sample mean compare to the variance of the population? How does the variance of the sample mean compare to…
What is the projected population growth for 2020? The main projection suggests that if current trajectories of fertility, mortality, and immigration persist, U.S. population growth…
What is the average distance between two random points in a square? Therefore I predict that the average distance between 2 points in a 1×1…
Which activation function has a steep curve? Hyperbolic Tangent Function The advantage over the sigmoid function is that its derivative is more steep, which means…
Can neural networks use categorical variables? A categorical variable is a variable whose values take on the value of labels. Machine learning algorithms and deep…
How do you find counterexamples? When identifying a counterexample, Identify the condition and conclusion of the statement. Eliminate choices that don’t satisfy the statement’s condition.…
Do QA engineers write unit tests? Most of the times QA engineers don’t write code. The developer has to write the unit tests. Otherwise it…