Deck 21: Introduction to the T-Test

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سؤال
the researcher uses a t test when comparing two means to determine statistical significance.
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لقلب البطاقة.
سؤال
When comparing two means which is the null hypothesis?

A) There is no true difference between men and women
B) There is a true difference between men and women
C) The difference is not due to the sampling error
سؤال
When should the researcher reject the null hypothesis?

A) When the probability that the null hypothesis is correct is .05 or less
B) When the probability that the null hypothesis is correct is .05 or higher
سؤال
Which of the factors does not determine the probability level of rejecting the null hypothesis?

A) Larger samples
B) Larger observed difference between the two means being compared
C) The smaller variance among participants
D) The smaller observed difference between the two means being compared
سؤال
the larger the samples, the less likely that the difference between two means was created by sampling errors.
سؤال
The smaller the observed difference between the two means the more likely that the difference was created by sampling errors.
سؤال
The larger the variance among the participants, the less likely the difference between two means was created by sampling errors.
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ملء الشاشة (f)
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Deck 21: Introduction to the T-Test
1
the researcher uses a t test when comparing two means to determine statistical significance.
True
2
When comparing two means which is the null hypothesis?

A) There is no true difference between men and women
B) There is a true difference between men and women
C) The difference is not due to the sampling error
A
3
When should the researcher reject the null hypothesis?

A) When the probability that the null hypothesis is correct is .05 or less
B) When the probability that the null hypothesis is correct is .05 or higher
A
4
Which of the factors does not determine the probability level of rejecting the null hypothesis?

A) Larger samples
B) Larger observed difference between the two means being compared
C) The smaller variance among participants
D) The smaller observed difference between the two means being compared
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5
the larger the samples, the less likely that the difference between two means was created by sampling errors.
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افتح القفل للوصول البطاقات البالغ عددها 7 في هذه المجموعة.
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6
The smaller the observed difference between the two means the more likely that the difference was created by sampling errors.
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افتح القفل للوصول البطاقات البالغ عددها 7 في هذه المجموعة.
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7
The larger the variance among the participants, the less likely the difference between two means was created by sampling errors.
فتح الحزمة
افتح القفل للوصول البطاقات البالغ عددها 7 في هذه المجموعة.
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k this deck
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فتح الحزمة
افتح القفل للوصول البطاقات البالغ عددها 7 في هذه المجموعة.