Explain what is theta in statistics. Explain the difference between P(A) and P(A|B). What does it mean if they are equal in value? What are the two main branches of statistics and briefly describe the purpose for each? What is data consisting of values representing counts or measurements...
What does the smaller number beside the variable mean in Statistics? The i-th position In Elementary Statistics and Probability Theory, the little number next to a variable, say the i inXirepresents the i-th position of said variable. These types of subscripts are commonly seen when ...
Modern financial theories such as theBlack-Scholes modeldraw heavily on the laws of statistics and mathematics found in science. Their very creation would have been impossible if science hadn’t laid the initial groundwork. Theoretical constructs such as the capital asset pricing model (CAPM) and ...
What Does Heteroskedasticity Mean? Heteroskedasticity in statistics is the error variance. This is the dependence of scattering that occurs within a sample with a minimum of one independent variable. This means that the standard deviation of a predictable variable is non-constant. How Can You Tell ...
In statistics, what exactly does it mean to be 95 % confident? What does independence mean in statistics? What type of statistical test is used if you do know: the population s.d., n is greater than 30, the sample mean, and the population mean? What do we understand for a "populatio...
What does financial independence mean for women? This article is for information only. According to theSingapore Department of Statistics(DOS), the life expectancy for Singapore is 83.9 years—86.1 for women and 81.5 for men. Women live longer, which means they are likely to have a longer reti...
Back to back stemplotshave two leaves that share a single stem. The stem on the back-to-back stemplot is shaded gray in the following picture. What does it mean to Trim the Leaves on a Stemplot? Trim the leaves means to get rid of unnecessary digits in your data. Let’s say you ...
dff.mean(axis=1) I got : 0 1.074821 dtype: float64 According to the reference of pandas, axis=1 stands for columns and I expect the result of the command to be A 0.626386 B 1.523255 dtype: float64 So here is my question: what does axis in pandas mean?python...
What does we may have been looking at all those surveys and statistics upside down through the roses glow of our own remembered college experiences in paragraph three mean?相关知识点: 试题来源: 解析 People look at things based on their own experiences....
What is the probability that the sample mean will be within +/- 8 of the population mean (to 4 decimals)? In statistics, what exactly does it mean to be 95 % confident? For a sample of size 5, if x_1 - x = -5, x_2 - x = 9, x_1 - x = -7, and x_4 - x = -2...