Useful tips for everyday
Do VW have electrical problems? Volkswagen Recalls 679,000 Cars for Electrical Defects That Could Lead to Rollaways. The problem affects many late-model VW Beetle, GTI,…
Do I need a GDPR statement on my website? If you have a website or hold any personally identifiable information (including name, email address, phone…
What does PR X X mean? More notation. Let Pr(X = x) represent “the probability that random variable X takes on a value of x.”…
What is the difference between ciphertext and plaintext? Ciphertext, or encrypted text, is a series of randomized letters and numbers which humans cannot make any…
Why is log2 fold change used? Log2 aids in calculating fold change, by which measure the up-regulated vs down-regulated genes between samples. Usually, Log2 measured…
What is the difference between time series analysis and regression analysis? Time Series Forecasting: The action of predicting future values using previously observed values. Time…
What direction should text be vertical? The western world reads left to right. Most vertical signs and banners run text from bottom to top. Logically,…
What does positively and negatively skewed mean? Understanding Skewness These taperings are known as “tails.” Negative skew refers to a longer or fatter tail on…
Is SQL join inner or outer? Different Types of SQL JOINs (INNER) JOIN : Returns records that have matching values in both tables. LEFT (OUTER)…
Why is confidence interval not a probability? The main reason that any particular 95% confidence interval does not imply a 95% chance of containing the…