問題一覧
1
_____________ offers varied tools and techniques that help the researcher draw valid and reliable inferences orgeneralizations about the population on the basis of the sample.
Statistics
2
Statistics offers varied tools and techniques that help the researcher draw valid and reliable inferences or generalizations about the population on the basis of the sample. This is known as _____________ Statistics and perhaps the most important area of inferential statistics is the test of ______________.
Inferential, hypothesis
3
______________ is an assertion or conjecture about a population parameter or parameters. It is also called statistical analysis.
Hypothesis
4
Hypothesis is an assertion or conjecture about a __________ parameter or ____________. It is also called ______________.
population, parameter, statistical analysis
5
It is also called statistical analysis.
Hypothesis
6
An example of _____________ is the population mean or population standard deviation.
parameter
7
An example of parameter is the population ______ or population
____________
mean, standard deviation
8
Hypothesis testing was introduced by ______________ _____________, ______________ and ______________ (Karl Pearson’s son).
Sir Ronald Fisher, Jerzy Newman, Karl Pearson, Egon Pearson
9
______________ is statistical method that is used in making statistical decisions using experimental data.
hypothesis testing
10
Hypothesis testing is basically an assumption that we make about the population ____________.
parameter
11
_____________ testing is basically an assumption that we make about the __________ parameter.
hypothesis, population
12
The goal of hypothesis testing is _____ to question the computed value of the ________ statistic but to make a judgment about the difference between the _________ statistics and a hypothesized ___________ parameter.
not, sample, sample, population
13
Hypothesis testing enables a researcher to generalize ___________ from relatively small ________. In many instances, a researcher can only rely on the information provided by a part of the population.
population, sample
14
________________ enables a researcher to generalize population from relatively small samples. In many instances, a researcher can only rely on the information provided by a part of the population.
Hypothesis Testing
15
A _______________ is an assumption which may or may not be true, concerning one or more populations
statistical hypothesis
16
A null hypothesis is also known as ___________ relationship hypothesis. It implies __________ and __________ which must be present in any research undertaking.
no difference, neutrality, objectivity
17
___________ is also known as no difference relationship hypothesis.
null hypothesis
18
It implies neutrality and objectivity, which must be present in any research undertaking
Null hypothesis
19
An ________________ specifies an existence of a difference, and is therefore nondirectional.
Alternative Hypothesis
20
An alternative hypothesis specifies an existence of a difference, and is therefore _____________.
nondirectional
21
The rejection of a hypothesis is to conclude that the hypothesis is ________.
false
22
The __________ of a hypothesis merely implies that there is no sufficient statistical evidence to believe otherwise.
acceptance
23
The acceptance of a hypothesis merely implies that there is ____ sufficient statistical evidence to _________ otherwise.
no, believe
24
A ________ region is a set of values of the test statistic that is chosen before the experiment to define the conditions under which the null hypothesis will be rejected.
critical
25
A critical region is a set of values of the test statistic that is chosen _________ the experiment to define the conditions under which the ________ hypothesis will be _________.
before, null, rejected
26
A _____ tailed test is used when the critical region is located at only one extreme of distribution or range of values for the test statistic.
one
27
A ____ tailed test is used when the critical region is located both sides of the distribution or range of values for the test statistic.
two
28
The ___________ level of a test is the maximum value of the probability of rejecting the null hypothesis when in fact it is true.
significance
29
The significance level of a test is the __________ value of the probability of _________ the ______ hypothesis when in fact it is ______
maximum, rejecting, null, true
30
A _______ error is when we reject the null hypothesis when it is true
Type I
31
A _______ error is when we accept or fail to reject the null hypothesis when the alternative hypothesis is true.
type II
32
A type I error is when we ______ the ______ hypothesis when it is _____.
reject, null, true
33
A type II error is when we ______ or ____ to _______ the _____ hypothesis when the ___________ hypothesis is ______.
accept, fail, reject, null, alternative, true
34
A ______________ is represented by a normal curve.
normal distribution
35
A _____________ is a numerical characteristic of the population mean, population standard deviation, population variance, etc. it is usually unknown and estimated only by a corresponding statistic computed from the sample data.
parameter
36
A parameter is a numerical characteristic of the _____________, _____________, ______________, , etc. it is usually __________ and estimated only by a corresponding statistic computed from the ________ data.
population mean, population standard deviation, population variance, unknown, sample
37
A __________ or _________ is a complete set of all possible observations, values, elements, or objects underconsideration.
population, universe
38
A _______ is a representative part of the population.
sample
39
A __________ is the ratio of two given quantities.
portion
40
A proportion is the ratio of _____ given __________..
two, quantities
Topic 1
Topic 1
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Topic 1.3
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Topic 2 : Inflation
Mikyii · 59問 · 1年前Topic 2 : Inflation
Topic 2 : Inflation
59問 • 1年前問題一覧
1
_____________ offers varied tools and techniques that help the researcher draw valid and reliable inferences orgeneralizations about the population on the basis of the sample.
Statistics
2
Statistics offers varied tools and techniques that help the researcher draw valid and reliable inferences or generalizations about the population on the basis of the sample. This is known as _____________ Statistics and perhaps the most important area of inferential statistics is the test of ______________.
Inferential, hypothesis
3
______________ is an assertion or conjecture about a population parameter or parameters. It is also called statistical analysis.
Hypothesis
4
Hypothesis is an assertion or conjecture about a __________ parameter or ____________. It is also called ______________.
population, parameter, statistical analysis
5
It is also called statistical analysis.
Hypothesis
6
An example of _____________ is the population mean or population standard deviation.
parameter
7
An example of parameter is the population ______ or population
____________
mean, standard deviation
8
Hypothesis testing was introduced by ______________ _____________, ______________ and ______________ (Karl Pearson’s son).
Sir Ronald Fisher, Jerzy Newman, Karl Pearson, Egon Pearson
9
______________ is statistical method that is used in making statistical decisions using experimental data.
hypothesis testing
10
Hypothesis testing is basically an assumption that we make about the population ____________.
parameter
11
_____________ testing is basically an assumption that we make about the __________ parameter.
hypothesis, population
12
The goal of hypothesis testing is _____ to question the computed value of the ________ statistic but to make a judgment about the difference between the _________ statistics and a hypothesized ___________ parameter.
not, sample, sample, population
13
Hypothesis testing enables a researcher to generalize ___________ from relatively small ________. In many instances, a researcher can only rely on the information provided by a part of the population.
population, sample
14
________________ enables a researcher to generalize population from relatively small samples. In many instances, a researcher can only rely on the information provided by a part of the population.
Hypothesis Testing
15
A _______________ is an assumption which may or may not be true, concerning one or more populations
statistical hypothesis
16
A null hypothesis is also known as ___________ relationship hypothesis. It implies __________ and __________ which must be present in any research undertaking.
no difference, neutrality, objectivity
17
___________ is also known as no difference relationship hypothesis.
null hypothesis
18
It implies neutrality and objectivity, which must be present in any research undertaking
Null hypothesis
19
An ________________ specifies an existence of a difference, and is therefore nondirectional.
Alternative Hypothesis
20
An alternative hypothesis specifies an existence of a difference, and is therefore _____________.
nondirectional
21
The rejection of a hypothesis is to conclude that the hypothesis is ________.
false
22
The __________ of a hypothesis merely implies that there is no sufficient statistical evidence to believe otherwise.
acceptance
23
The acceptance of a hypothesis merely implies that there is ____ sufficient statistical evidence to _________ otherwise.
no, believe
24
A ________ region is a set of values of the test statistic that is chosen before the experiment to define the conditions under which the null hypothesis will be rejected.
critical
25
A critical region is a set of values of the test statistic that is chosen _________ the experiment to define the conditions under which the ________ hypothesis will be _________.
before, null, rejected
26
A _____ tailed test is used when the critical region is located at only one extreme of distribution or range of values for the test statistic.
one
27
A ____ tailed test is used when the critical region is located both sides of the distribution or range of values for the test statistic.
two
28
The ___________ level of a test is the maximum value of the probability of rejecting the null hypothesis when in fact it is true.
significance
29
The significance level of a test is the __________ value of the probability of _________ the ______ hypothesis when in fact it is ______
maximum, rejecting, null, true
30
A _______ error is when we reject the null hypothesis when it is true
Type I
31
A _______ error is when we accept or fail to reject the null hypothesis when the alternative hypothesis is true.
type II
32
A type I error is when we ______ the ______ hypothesis when it is _____.
reject, null, true
33
A type II error is when we ______ or ____ to _______ the _____ hypothesis when the ___________ hypothesis is ______.
accept, fail, reject, null, alternative, true
34
A ______________ is represented by a normal curve.
normal distribution
35
A _____________ is a numerical characteristic of the population mean, population standard deviation, population variance, etc. it is usually unknown and estimated only by a corresponding statistic computed from the sample data.
parameter
36
A parameter is a numerical characteristic of the _____________, _____________, ______________, , etc. it is usually __________ and estimated only by a corresponding statistic computed from the ________ data.
population mean, population standard deviation, population variance, unknown, sample
37
A __________ or _________ is a complete set of all possible observations, values, elements, or objects underconsideration.
population, universe
38
A _______ is a representative part of the population.
sample
39
A __________ is the ratio of two given quantities.
portion
40
A proportion is the ratio of _____ given __________..
two, quantities