Question

Question 1
State the difference between the following:
- Population and Sample.
- Parameter and Statistics.

Question 2
Abby samples the next 40 cracker bags packed by the machine to determine whether it is putting 454 g of crackers in each bag. The sample statistics are as follows: M = 462 g; s = 16 g. Is the machine properly filling cracker packages? Set a = .05.

Answer 1

- Population is the aggregate of a defined group or broader group of peple to whom you intend to generalize the result of your study while sample is Fraction at part of a population takon for study porometer ooe numbers that summare the data for OnHaz population shile StoHSHCS ame numbes that summarize data from Sample and starstic defined as data collection, classification analysis interpretation klith mooningful conclusion for the understanding of all n = 40 x=4629 A 3-169 lu - 4549 d-o.05 Hypothesis Hoi 4 = 454 - (machine not properly filling coackor pakages) 4 el 7 4540 (machine properly filling ejackor paekages) Test stan'shes Ho apply 2- tost Since S/ 20 n730 Samplo z = 7-4 462-454 16 l TGO

8 16/6-3246 2.5298 z = 3.162 2= 3.16 (2d P) Critical value => 2oos - 1.96 (Normal table) conclusion since 2- calculatod 3.16 khich more than the 2- tabulated at o os significant level, he reject the null hypothesis and conclude that machine properly filling coacker pokages