Answered: 2. A company that packages and…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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Question

2. A company that packages and distributes 500g sugar packets has received complaints that the weight of sugar in the packets packaged at their two different packaging plants differs. To test this statistically, two small random samples were collected from both plants (A sample of n1 = 18 is collected from PlantA and a sample size of n2 is collected from PlantB). Conduct the hypothesis test at alpha 0.05 level of significance to determine the population means are the same from the dataset “sugar”. 2.1. Define the hypothesis. 2.2. Calculate the test statistic. 2.3. Provide a conclusion. data sugar; input Plants $ weight; datalines; PlantA 437 PlantA 490 PlantA 497 PlantA 533 PlantA 555 PlantA 509 PlantA 485 PlantA 500 PlantA 462 PlantA 528 PlantA 638 PlantA 588 PlantA 592 PlantA 484 PlantA 569 PlantA 531 PlantA 517 PlantA 572 PlantB 418 PlantB 525 PlantB 581 PlantB 495 PlantB 489 PlantB 448 PlantB 455 PlantB 484 PlantB 527 PlantB 504 PlantB 489 PlantB 493 PlantB 483 PlantB 463 PlantB 484 PlantB 539 PlantB 439 PlantB 535 PlantB 495 PlantB 508 PlantB 605 PlantB 492 PlantB 514 PlantB 460 PlantB 491 ; run

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