Statistics word puzzle Crossword

What is the process of collecting data from a sample to analyze or predict a bigger sample called
an Entire group is called a ____?
A smaller group from the population is called a ____?
This is able to be counted
a Tool or instrument needed to measure.
Collecting data from a sample of that population .
Assigning each individual or other unit of observation to a particular group or nominal category on the basis of some qualitative property .
An official count or survey of a population recording various details of individuals .
Confused by how much each factor contributed .
______ Sampling is used in statistics when natural groups are present in a group population .
A type of sampling method that divides the population in separate groups then takes a sample from each group .
A Sample of members from a larger population are selected according to a random starting point with a fixed, period interval .