Grade 11 and 12 Mathematics (Moderator: geoffrey)

A(n) __________ variable is one that attempts to explain or is purported to cause (at least ...

Started by strangeaffliction

What is one advantage of using a matched-pairs design in a randomized ...

Started by TFauchery

A recent magazine article stated that bone mineral density (BMD) may one day predict breast cancer ...

Started by sarasara

Which of the following defines what is meant by a control group in an experiment? a. A group that ...

Started by Mollykgkg

Experiments use __________ to reduce the effects of confounding variables and other sources of bias ...

Started by danielfitts88

Discuss the biggest problem with using volunteers to participate in an ...

Started by humphriesbr@me.com

Name two ways in which an experimenter can bias the results in a poorly designed ...

Started by nramada

Which of the following influences on the experimental units can bias the results of an experiment? ...

Started by acc299

Which of the following is a potential complication of a poorly designed/conducted experiment? a. ...

Started by cartlidgeashley

If the experimental units as a group do not represent the intended population, the researcher cannot ...

Started by brutforce

Discuss the main difference between a case-control study and a matched-pairs experiment (other than ...

Started by beccaep

Which type of observational study gives you better quality data, a retrospective study or a ...

Started by jessicacav

In order to establish a connection between an explanatory and response variable in an observational ...

Started by Davideckstein7

It is the purpose of what type of study to find out whether one or more explanatory variables are ...

Started by mrsjacobs44

An observational study that asks participants to recall their first childhood memory is a(n) ...

Started by hbsimmons88

A common mistake made by the media, the general public, and some researchers, is to think that a ...

Started by Capo

Which of the following is a potential complication of observational studies? a. Confounding ...

Started by abern

Which of the following studies can result in researchers extending the results inappropriately ...

Started by haleyc112

What is the main purpose of using a random sample in a study? ...

Started by beccaep

Suppose you come across an experiment or observational study in which a random sample was not used. ...

Started by joe

Random sampling deals with what aspect of a study? a. Who the results can be applied to. b. ...

Started by humphriesbr@me.com

Without random sampling, which of the following can happen? a. Naturally occurring confounding ...

Started by amal

Random __________ is used to get a representative sample from the population of interest so the ...

Started by kodithompson

What is the final question you should ask when you read the results of research involving ...

Started by dbose

The case study investigates whether mindfulness mediation can help college students perform better ...

Started by Pea0909berry