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A University Advisor Wants to Determine If There Is a Difference

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A university advisor wants to determine if there is a difference in the total amount of time spent studying between students taking an online version and a traditional class version of a certain course.The following table contains the sample sizes of each group,and the rank sums for the Wilcoxon rank-sum test. A university advisor wants to determine if there is a difference in the total amount of time spent studying between students taking an online version and a traditional class version of a certain course.The following table contains the sample sizes of each group,and the rank sums for the Wilcoxon rank-sum test.    A)Specify the competing hypothesis to determine whether the median study time for online students differs from the median study time for traditional students. B)What is the value of the Wilcoxon rank-sum test statistic W? C)Assuming W follows a normal distribution,what is the value of the corresponding test statistic? D)At the 1% significance level,what is the decision and conclusion?
A)Specify the competing hypothesis to determine whether the median study time for online students differs from the median study time for traditional students.
B)What is the value of the Wilcoxon rank-sum test statistic W?
C)Assuming W follows a normal distribution,what is the value of the corresponding test statistic?
D)At the 1% significance level,what is the decision and conclusion?


Definitions:

Cooking Department

A segment within a manufacturing or culinary operation where raw materials are prepared, cooked, or processed.

First-In, First-Out Method

An inventory valuation method where the first items placed in inventory are the first ones sold, typically used to manage costs and stock.

Cost Reconciliation Report

A report detailing the reconciliation of budgeted, standard, or estimated costs with actual costs incurred.

Work in Process Inventory

Materials and products that are in the production process but have not yet been completed.

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