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Statistics Chapter 1.3 Test

Authored by Cargil Sab

Mathematics

12th Grade

Used 4+ times

Statistics Chapter 1.3 Test
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24 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Simple Random Sampling

A sampling method where every member has an equal chance of being selected.

A sampling method that is convenient and easy to implement.

A sampling method involving categorizing the population into subgroups.

A sampling method that involves selecting entire groups for study.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Stratified Random Sampling

A sampling method where every member has an equal chance of being selected.

A sampling method that involves categorizing the population into subgroups and then taking a sample from each subgroup.

A sampling method that involves categorizing the population into subgroups.A sampling method involving the selection of groups, followed by data collection from all members of the group.

A sampling method that involves selecting entire groups for study.A sampling method that involves choosing subjects who are easiest to reach.

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Cluster Sampling

A sampling method that involves categorizing the population into subgroups.

A sampling method that involves the selection of groups, followed by data collection from all members of the group.

A sampling method that involves choosing subjects who are easiest to reach.

A sampling method where every member has an equal chance of being selected.

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Experimental Unit

The subject or set of subjects on which the experiment is performed.

A measure of the effect size in an experiment.

The variable that is being manipulated in an experiment.

The underlying group that the study aims to draw conclusions about.

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Confounding Variables

  • Variables other than the independent variable that may affect the outcome.

  • Variables that are intentionally manipulated to observe their effect on another variable.

  • Variables that are not part of the study but are thought to affect its outcome.

  • Variables that have a known or suspected causal relationship with the dependent variable.

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Placebo Effect

  • The effect of blinding both the participants and the experimenters.

  • The effect of a real drug or treatment.

  • The effect of believing that one is receiving treatment when they are not.

  • The effect of not being aware of the treatment one is receiving.

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Double-Blind Experiment

  • An experiment where only the experimenters are unaware of the treatment being given.

  • An experiment where both the participants and the experimenters know who is receiving what treatment.

  • An experiment where only the participants are unaware of the treatment they are receiving.

  • An experiment where neither the participants nor the experimenters know who is receiving a particular treatment.

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