Pyrczak - Making Sense of Statistics Questions with Answers
Ch 1. Empirical Approach to Knowledge - correct answers-
Empiricism -
using _____ ______________ to _________ __________ - correct answersdirect observation
gain knowledge
Empirical approach = ____________ method.
It is ___________in ________________ - correct answersscientific
planned in advance
The hypothesis to figure out: ________, ________(the population and sample you want to observe),
_____ to observe, _________observations will be made, and any __________ _____________ for
observations - correct answerswhat, who, How, When
specific circumstances
Observations can be _______ (watching) or ___________ (participants fills out the survey) - correct
answersdirect
indirect
Ch 2. Types of Empirical Research - correct answers-
Non Experimental design-
is also known as a ___________ __________
Can be used when___________ __ _________ about the phenomenon.
No ___________ is given.
Can be _________________ and _____________ - correct answersdescriptive study.
,little is known
treatment
exploratory and explanatory
An ______________ study is _____________ in nature.
Goal is to identify ___________ and _________ ____________
How does the ind variable change the dep variable - correct answersexperimental , predictive
cause and effect relationships
Independent Variable- the ______________ - correct answerstreatment
Dependent Variable - the ______________ to the treatment - correct answersresponse
Need to have a clear _________ __________ or else studies can be ____________ and the term-9cause
could be due to an ____________ ___________ - correct answerscontrol group
misleading
outside condition
Pyrczak ch. 19 - correct answers-
At the beginning 2 ____________ are formulated: - correct answershypotheses
Null hypothesis:
state no ____________or no _______________ (H1) or that the observed ______________ was due to
__________ _____________ - correct answerseffect, relationship
difference, sampling errors
, Alternative hypothesis:
states there is a ______________ effect, difference, or relationship (HA) - correct answerssignificant
Researchers want to ___________ the null hypothesis in order to prove that there is a _____________
_____________ - correct answersreject
significant finding.
For 2 sampling means, the null hypothesis says that the difference between the means is ________(___
_______ ________between the means)
This could also be due to ___________ _______ - correct answerszero
no true difference
sampling errors
Research hypothesis:
the researcher's ________________ - correct answersexpectation
Directional research hypothesis:
(____-__________ hypothesis) states that one particular group's average is _________than the others -
correct answersone-tailed
higher
Non Directional research hypothesis: (___-________hypothesis) states that there is a ______________
between the 2 groups, but the research : - correct answers2-tailed
difference
does not say in which way
Pyrczak Ch 20: - correct answers-
***Significance test results in p value-
Ch 1. Empirical Approach to Knowledge - correct answers-
Empiricism -
using _____ ______________ to _________ __________ - correct answersdirect observation
gain knowledge
Empirical approach = ____________ method.
It is ___________in ________________ - correct answersscientific
planned in advance
The hypothesis to figure out: ________, ________(the population and sample you want to observe),
_____ to observe, _________observations will be made, and any __________ _____________ for
observations - correct answerswhat, who, How, When
specific circumstances
Observations can be _______ (watching) or ___________ (participants fills out the survey) - correct
answersdirect
indirect
Ch 2. Types of Empirical Research - correct answers-
Non Experimental design-
is also known as a ___________ __________
Can be used when___________ __ _________ about the phenomenon.
No ___________ is given.
Can be _________________ and _____________ - correct answersdescriptive study.
,little is known
treatment
exploratory and explanatory
An ______________ study is _____________ in nature.
Goal is to identify ___________ and _________ ____________
How does the ind variable change the dep variable - correct answersexperimental , predictive
cause and effect relationships
Independent Variable- the ______________ - correct answerstreatment
Dependent Variable - the ______________ to the treatment - correct answersresponse
Need to have a clear _________ __________ or else studies can be ____________ and the term-9cause
could be due to an ____________ ___________ - correct answerscontrol group
misleading
outside condition
Pyrczak ch. 19 - correct answers-
At the beginning 2 ____________ are formulated: - correct answershypotheses
Null hypothesis:
state no ____________or no _______________ (H1) or that the observed ______________ was due to
__________ _____________ - correct answerseffect, relationship
difference, sampling errors
, Alternative hypothesis:
states there is a ______________ effect, difference, or relationship (HA) - correct answerssignificant
Researchers want to ___________ the null hypothesis in order to prove that there is a _____________
_____________ - correct answersreject
significant finding.
For 2 sampling means, the null hypothesis says that the difference between the means is ________(___
_______ ________between the means)
This could also be due to ___________ _______ - correct answerszero
no true difference
sampling errors
Research hypothesis:
the researcher's ________________ - correct answersexpectation
Directional research hypothesis:
(____-__________ hypothesis) states that one particular group's average is _________than the others -
correct answersone-tailed
higher
Non Directional research hypothesis: (___-________hypothesis) states that there is a ______________
between the 2 groups, but the research : - correct answers2-tailed
difference
does not say in which way
Pyrczak Ch 20: - correct answers-
***Significance test results in p value-
