Useful tips for everyday
What is the sampling distribution of a normal distribution? If the population is normal to begin with then the sample mean also has a normal…
Are fuel pressure regulators interchangeable? Inlet (1) and outlet (2) are interchangeable while (3) must always be used as the dedicated return back to the…
Does Time Machine need to be connected to WIFI? If you’re using your Time Capsule to connect to the Internet, you need a broadband (DSL…
What is a number guessing game? A number guessing game is a simple guessing game where a user is supposed to guess a number between…
Can a feature have multiple user stories? A given product feature may be comprised of several user stories. How do you split a feature into…
How do you protect a generator from overloading? Stay within the output rating of your generator and turn off all non-essentials, such as multiple televisions,…
How is variable importance calculated for random forests? The default method to compute variable importance is the mean decrease in impurity (or gini importance) mechanism:…
What is 1X and 2X vibration? A 1X and 2X vibration signal predominant in the axial direction is generally the indicator of a misalignment between…
Should I use PCA before K-means? Note that the k-mean clustering algorithm is typically slow and depends in the number of data points and features…
Can iCloud be used for apps? Tap an app’s name for more information about its storage. If you use iCloud Photos and turn on Optimize…