Descriptive statistics chapter 2 answers

What is 2 variable descriptive statistics?
If you've collected data on more than one variable, you can use bivariate or multivariate descriptive statistics to explore whether there are relationships between them.
In bivariate analysis, you simultaneously study the frequency and variability of two variables to see if they vary together..
What questions do descriptive statistics answer?
Or we may measure a large number of people on any measure.
Descriptive statistics help us to simplify large amounts of data in a sensible way.
Each descriptive statistic reduces lots of data into a simpler summary..
Descriptive statistics are appropriate when the research questions ask questions similar to the following:
What is the percentage of X, Y, and Z participants?How long have X, Y, and Z participants been in a certain group/category?What are, or describe, the factors of X?What is the average of variable Y?

There's a bit of leeway in the answers that require impressions. These answers just provide additional information for your discussion of the problems. Problem

What are the two branches of Statistics?

As described in Chapter 1 "Introduction", statistics naturally divides into two branches, descriptive statistics and inferential statistics

Our main interest is in inferential statistics, as shown in Figure 1

1 "The Grand Picture of Statistics" in Chapter 1 "Introduction"

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Descriptive statistics chapter 2 answers

What is 2 variable descriptive statistics?

What questions do descriptive statistics answer?

Descriptive statistics are appropriate when the research questions ask questions similar to the following:

What are the two branches of Statistics?