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| Subject:
Satistics
Category: Miscellaneous Asked by: nctx-ga List Price: $20.00 |
Posted:
04 Sep 2005 10:58 PDT
Expires: 04 Oct 2005 10:58 PDT Question ID: 564203 |
Need the following statistic question answered ASAP
Suppose a firm evaluates the productivity of the three shifts of
workers who work in their factory. Each shift?s performance is
measured based on the amount of output that is produced during the
shift ? day, evening, or swing shift. Based on these ratings presented
in the table below, produce an ANOVA table and determine if the
average amount of output for any shift is different then the others.
Day Evening Swing
6 5 5
8
8 6
9
7 5
8
7 7
8
6 5
9
7 6
7
7 5
8
8 5
7
6 6
7
5 5 |
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| There is no answer at this time. |
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| Subject:
Re: Satistics
From: _tommy_-ga on 04 Sep 2005 14:25 PDT |
Descriptives N Mean Std. Deviation Std. Error 95% Confidence Interval Lower Bound Upper Bound 1day 10 7,70 0,949 ,300 7,02 8,38 6 9 2evening10 6,60 1,075 ,340 5,83 7,37 5 8 3swing 10 5,50 0,707 ,224 4,99 6,01 5 7 Total 30 6,60 1,276 ,233 6,12 7,08 5 9 **************** Test of Homogeneity of Variances Levene Statistic df1 df2 Sig. 0,906 2 27 0,416 *************** ......Based on these ratings presented in the table below, produce an ANOVA table...--> ANOVA Sum of Squares df Mean Square F Sig. Between Groups 24,200 2 12,100 14,204 ,000 Within Groups 23,000 27 0,852 Total 47,200 29 *************** Multiple Comparisons Dependent Variable: HOW_M Bonferroni Sig. 1 day 2 evening ,039 3 swing ,000 2 evening 1 day ,039 3 swing ,039 3 swing 1 day ,000 2 evening ,039 * The mean difference is significant at the .05 level. .....and determine if the average amount of output for any shift is different then the others... jup, they're different - averages are: day: 7,7 evening: 6,6 swing: 5,5 all significances are lower than 0,05 - every group's average is significantlly different from other two... |
| Subject:
Re: Satistics
From: nctx-ga on 04 Sep 2005 16:10 PDT |
Thank you! |
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