A.1.5 B.2 C.-2 D.-1.5 查看答案
A large p can cause T-ml, the most widely used likelihood ratio statistic, to depart drastically from the assumed chi-square distribution even with normally distributed data and a relatively large sample size N. A key element affecting this behavior of T-ml is its mean bias. The focus of ...
A confidence interval is a mathematical concept that expresses how likely a range will contain the mean of a data set.
This is known as the LTV to CAC ratio. This ratio answers, “Are we making a profit and attracting the right customers?” Let me walk you through the differences between CAC and LTV, how to calculate the LTV:CAC ratio, and how to get the most from this metric for your business. Tabl...
If your cash ratio is below 1, don't sweat it—yet. This simply means you have more short-term debts than the assets to cover them, but this can quickly change when you include your other assets in the calculation. Still, keeping an eye on your cash ratio is important, as this score...
Loan-to-value ratio is one piece of the puzzle here. Lenders like a low LTV ratio, meaning having equity in the house from the outset. This lowers your likelihood of ending upunderwater on your mortgageand defaulting on the loan. Lenders are more likely to approve your loan with a low ...
In short, all machine learning is AI, but not all AI is machine learning. Key Takeaways Machine learning is a subset of AI. The four most common types of machine learning are supervised, unsupervised, semi-supervised, and reinforced.
is used often by prospective business lenders. A solvency ratio indicates whether a company’s cash flow is sufficient to meet itslong-term liabilitiesand thus is a measure of its financial health. An unfavorable ratio can indicate some likelihood that a company willdefaulton its debt obligations...
The return on policyholder surplus is impacted by the type of insurance policies underwritten, the state of the economy, and the likelihood ofclaimsbeing filed. A lack of competition in the market can allow an insurance company to increaseinsurance premiumprices, which will bring in more revenue....
use this approach to plan which trades to take, and the ratio is calculated by dividing the amount a trader stands to lose if the price of an asset moves in an unexpected direction (the risk) by the amount of profit thetraderexpects to have made when the position is closed (the reward...