Can you use regression if data is not normally distributed? In linear regression, errors are assumed to follow a normal distribution with a mean of zero. It seems like it’s working totally fine even with non-normal errors. In fact, linear regression analysis works well, even with non-normal errors. But, the […]
How can I add dimensions to a photo?
How can I add dimensions to a photo? 7 Tips – How to Add Depth and Dimension into Your Photos Use leading lines. Here’s one of the easiest ways to convey depth in photography: Use perspective. Think foreground, middle ground, and background. Use aerial perspective. Shoot through a foreground object. […]
Is Gracie Jiu Jitsu good self defense?
Is Gracie Jiu Jitsu good self defense? Gracie Jiu-Jitsu has proven to be the most effective and most humane system of self defense, the only one in which a smaller person can defend successfully against a more athletic, bigger, stronger attacker. Can you defend yourself with Jiu Jitsu? BJJ gives […]
Is it necessary to boil potatoes before frying?
Is it necessary to boil potatoes before frying? It’s best to parboil the potatoes first before pan frying to get cooked tender inside. In my experience, not boiling the potatoes first will result in not well cooked inside but crispy outer potatoes. Unless you are cutting the potatoes extra thin […]
What is a control risk example?
What is a control risk example? The common internal control risks in business include lack of sound internal control environment, poorly designed business processes, IT security risk, integrity and ethic risk, human errors and fraud risk, among others. How is control risk determined? Assessment of control risk is a measure […]
Are values important in a relationship?
Are values important in a relationship? “Shared values keep you together during the difficult times and it will bring you joy during the high points of your relationship. Although values can be tweaked, they cannot be changed. They define who you are. Couples must share similar values, otherwise they will […]
What was the deadliest U-boat in WW2?
What was the deadliest U-boat in WW2? World War II Boat Type Ships sunk U-48 VIIB 51 U-99 VIIB 38 U-103 IXB 45 U-124 IXB 48 Did German U-boats shoot survivors? There was only one proven case of a U-boat intentionally machine-gunning survivors during the whole war. It was never […]
Why does the sun bob up and down?
Why does the sun bob up and down? A far more correct (though exaggerrated vertically for clarity) depiction of the Sun’s motion around the Milky Way galaxy has it bobbing up and down every 64 million years due to the gravity of the galactic disk. The length on one orbit […]
Does ice and snow affect trains?
Does ice and snow affect trains? Ice and snow and cold weather slow down all railroad operations, and when it gets too severe with snow blocking the main tracks, the railroad has to bring out the snow fighting equipment to clear the snow off the tracks, whether it is the […]
How can we reduce pollution at home?
How can we reduce pollution at home? 25+ Easy and Effective Ways to Reduce Indoor Air Pollution Use polishes and hair sprays in well-ventilated areas. Make sure your gas stove is well-ventilated. Install exhaust hoods or fans in the kitchen and bathroom to reduce humidity. Ensure that the entire house, […]
How do you sanitize a fish tank after a fish dies?
How do you sanitize a fish tank after a fish dies? Bleach Solution. Put the bleach in a spray bottle and spray the inside of the aquarium. Use a 8:1 water/bleach ratio to fill the aquarium. Once the tank has been left to dry for 24 hours, fill it with […]