Calculus and Above

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Statistics are procedures for choosing whether data from a
statistics are procedures for choosing whether data from a sample accurately represents a specific relationship in the population. Group of answer choicesVariableDescriptiveSignificantInferential ———I… read more
Scott
Scott
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I would like some assistance in answering some statistics
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Nathan Weaver
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Thanks. This is the question that i need help with: Why
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The CEO of ABC manufacturing commissioned a study to look at
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11. Online interviews of 1500 parents with children
11. Online interviews of 1500 parents with children under the age of eight found the proportion who read to their children at least 20 minutes a day to be 0.78. Suppose a reporter would like to claim … read more
Stevewh
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Hi Ryan,Please help with the questions below. Thank you.
Attachment: 2014-08-23_062052_8.22.14_psy845.r.output_for_mod_5_exercises.docx Attachment: 2014-08-23_062135_8.22.14__module_5_questions.docx Attachment: 2014-08-23_062242_8.22.14_psy845.r.output_for_… read more
Ryan
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please help...please tell me you still have these answers im
please help...please tell me you still have these answers i'm stuck on a few of them 1. A formal statement that there is an absence of relationship between variables when tested by a researcher is cal… read more
Ryan
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A formal statement that there is an absence of relationship
A formal statement that there is an absence of relationship between variables when tested by a researcher is called:… read more
Ryan
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1. Suppose that you wish to perform a nonparametric test for
1. Suppose that you wish to perform a nonparametric test for a difference among the medians of three or more independent populations. Which of these tests would be appropriate? (Points : 5) ANOVA Krus… read more
SusanAthena
SusanAthena
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I have a random sample of 33 out of a population of 100. So
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Trigeoscal
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13. A researcher is interested in whether herbal remedies are
13. A researcher is interested in whether herbal remedies are effective in relieving allergies, and if so, which ones are most effective. The researcher takes a group of 20 allergy sufferers and rando… read more
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13. A researcher is interested in whether herbal remedies are
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This week we are covering two concepts this week. The first
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Suppose that you wish to perform a nonparametric test for a
1. Suppose that you wish to perform a nonparametric test for a difference among the medians of three or more independent populations. Which of these tests would be appropriate? (Points : 5) ANOVA Krus… read more
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1)The required condition for using an ANOVA procedure on data
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Ryan
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) What are the critical z-values for a two-tailed hypothesis
) What are the critical z-values for a two-tailed hypothesis test if the significant level = 0.01? A. ± 1.96 B. ± 2.33 C. ± 2.58 D. ± 1.65 2) In classical hypothesis testing, the test statistic is to … read more
Chirag
Chirag
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Dr. Einstein, thank you for answering all my questions thus
Dr. Einstein, thank you for answering all my questions thus far, you have done a great job. However, I do not see why my z tests would not be sufficient thus far because the way I obtained the informa… read more
Expert
Expert
I am doing a quantitative comparative study on recess and academic
I am doing a quantitative comparative study on recess and academic achievement. I basically want to figure out if having or not having recess has any affect on students' academic achievement tests as … read more
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Expert
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