Chapter 1 Vocabulary Puzzle Crossword

information (facts and statistics) that is collected for further reference or examination
a branch of mathematics that collects and analyzing large amounts of numerical data
total amount of observations that can be made
a survey collecting all possible information from a whole population
a set of observations drawn from a population
numbers that summarize data for an entire population
a characteristic of a sample
data are measures of values or counts and are expressed as numbers
data describing the attributes or properties that an object possesses
data that can only take particular values.
data can take any value (within a range)
names are the response that cannot be compared mathematically (ie. zip codes)
data that provides a ranking but the differences don't contain information
difference (subtraction) or distance is meaningful, but zero is not (temperature)
"normal numbers" that you can subtract and divide (ie scores on a test)
a study in which the researcher simply observes the subjects without interfering
study that captures a population in a single point in time and can help to remove assumptions.
a study that looks backwards in time
a study that watches for outcomes during the study period and relates this to other factors
an “extra” variable that you didn’t account for
information about the test is hidden or kept from the participant, to reduce or eliminate bias, until after a trial outcome is known
occurs when a person believes that he or she is receiving real treatment and reports an improvement in his or her condition
a study in which both the investigator or the participant are unaware of the nature of the treatment the participant is receiving
the subgroups created by the division of experimental units; divide into groups
the repetition of an experimental condition so that the variability associated with the phenomenon can be estimated
a technique for creating a random probability sample in which each piece of data is chosen at a fixed interval for inclusion in the sample
the most common types of sampling that consists ofhe sample being drawn from that part of the population that is close to hand
a type of sampling method in which the total population is divided into smaller groups or strata to complete the sampling process
a statistical sampling technique used when the population cannot be defined as being homogenous, making random sampling from classifications possible
the error caused by observing a sample instead of the whole population and isthe difference between a sample statistic used to estimate a population parameter and the actual but unknown value of the parameter
errors arising during the course of all survey activities other than sampling
a part of the sampling technique in which each sample has an equal probability of being chosen