Merging
Causation or correlation
Google Sheets
Statistics
100

The prerequisite for merging two data sets

A common column

100

Vaccines and infections are related in this way

Causation

100

The formula used to merge two datasets

VLOOKUP

100

The kinds of statistics that take an existing data set and creates summaries of them

Descriptive or summary statitics 
200

The kind of values you can use to merge two data sets that are not text

Codes
200

Greenhouse gases and rising temperatures are related in this way

Causation

200
The symbol used to lock cells

$

200

The kinds of statistics that takes a sample and 

Inferential statistics 

300

What NAICS stands for

North American Industry Classification System

300

Number of arrests and demographic information may be realted in this way

Correlation

300

The variables needed to complete a merge using VLOOKUP

The value to look up, the lookup table range, the number assigned to the column in the lookup table and whether the lookuptable is sorted

300

The measure of how "spread out" a dataset is

Measure of variability