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Analysis of Variance for the data:
Draw a random sample of size 25 from the following data :
(a) With Replacement and (b) Without Replacement and obtain Mean and Variance.
23 24 43 37 26 29 18 23 24 25
43 37 29 49 41 23 34 28 35 39
23 37 43 41 26 34 18 35 24 42
37 24 29 43 49 37 41 25 23 39
34 18 23 39 18 35 29 28 26 23
21 26 36 31 34 56 26 48 36 41
32 43 25 39 29 27 35 18 26 31
21 18 29 41 26 43 36 39 37 28
18 28 23 35 42 24 34 46 57 54
22 31 36 25 20 37 24 19 39 22
Ques: Carry out the Analysis of Variance for the data given below and also Test the significance of the Treatment differences.
The following table shows the gains in weight of pigs in a comparative feeding trial. The five lots of pigs represent five different treatments and there were 10 pigs in each lot. Gains in weight of pigs in a comparative feeding trial.
Replicate
Lot 1
Lot 2
Lot 3
Lot 4
Lot 5
1.
165
168
134
185
201
2.
156
188
195
189
3.
159
180
173
4.
167
166
138
193
5.
170
153
164
6.
146
161
190
175
160
7.
150
171
187
200
8.
151
169
172
177
142
9.
179
184
10.
158
191
155
149
Multi stage or Cluster Random sampling Under this method, the random selection is made of primary, intermediate and final units from a given population. The area of investigat
Choose any published database from the internet or Bethel library (such as those from the Census Bureau or any financial sites). You may opt to use one of the data files provided b
The Tastee Bakery Company supplies a bakery product to many supermarkets in a metropolitan area. The company wishes to study the effect of shelf display height employed by the supe
simplified formulae
The box plot displays the diversity of data for the totexp; the data ranges from 30 being the minimum value and 390 being the maximum value. The box plot is positively skewed at 1.
The 4 assumptions of regression: 1. Variables are normally distributed 2. Linear relationship between the independent and dependent variables 3. Homosced
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Simple Linear Regression While correlation analysis determines the degree to which the variables are related, regression analysis develops the relationship between the var
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