Statistics Solutions

[All Steps] Manager believes that 50% of her customers purchase word processing programs, 25% purchase spreadsheet programs, and 25% purchase database programming.

Question: Manager believes that 50% of her customers purchase word processing programs, 25% purchase spreadsheet programs, and 25% purchase database programming. A sample of purchases shows the following distribution. At a=0.05, is her assumption correct?  Use the P-value method.

Program              word processing                    spreadsheet                database

No. of

Purchases 38                                            23                                19

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Price: $2.99
Solution: The downloadable solution consists of 2 pages
Deliverable: Word Document


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