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A market research study hopes to determine if the average sales of house entertainment units will increase in a test market with the introduction of a new package. Sales recorded in a 32-day period for the old package and a 30-day period for the new package were as follows: What can be concluded at 2.5% significance level?  Use the Ten Step Process.  Computed Value:______________________________________________________ Tabular Value:_________________________________________________________ Decision:

A market research study hopes to determine if the average sales of house entertainment units will increase in a test market with the introduction of a new package. Sales recorded in a 32-day period for the old package and a 30-day period for the new package were as follows: What can be concluded at 2.5% significance level?  Use the Ten Step Process.  Computed Value:______________________________________________________ Tabular Value:_________________________________________________________ Decision:

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter7: Percents
Section: Chapter Questions
Problem 48CR
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  1. A market research study hopes to determine if the average sales of house entertainment units will increase in a test market with the introduction of a new package. Sales recorded in a 32-day period for the old package and a 30-day period for the new package were as follows: What can be concluded at 2.5% significance level?  Use the Ten Step Process. 
  2. Computed Value:______________________________________________________
  3. Tabular Value:_________________________________________________________
  4. Decision:_____________________________________________________________
NEW PACKAGE (no. of units sold/day 50 32 49 51 OLD PACKAGE (no. of units sold/day) 51 33 72 54 64 49 46 42 40 49 32 51 45 49 39 54 51 72 33 64 45 51 29 50 40 32 45 50 42 42 51 64 64 46 46 54 46 49 40 45 39 54 51 72 49 49 39 39 29 29 40 42 72 33 33 49 60 65
Transcribed Image Text:NEW PACKAGE (no. of units sold/day 50 32 49 51 OLD PACKAGE (no. of units sold/day) 51 33 72 54 64 49 46 42 40 49 32 51 45 49 39 54 51 72 33 64 45 51 29 50 40 32 45 50 42 42 51 64 64 46 46 54 46 49 40 45 39 54 51 72 49 49 39 39 29 29 40 42 72 33 33 49 60 65
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