A researcher wants to understand how an annual mortgage payment (in Ringgit) depends on income level and zonal location allowing for an interaction. The data are shown below.   LOW MEDIUM HIGH KOTA KINABALU       75 165 180 120 180 195 66 15 189 90 300 180 SANDAKAN       210 225 300 255 150 345 222 162 324 300 135 480 TAWAU       225 225 225 165 210 180 123 165 237 120 210 195 LAHAD DATU       15 120 177 30 75 90 30 120 135 45 105 120 KENINGAU       5 40 59 10 25 30 10 40 45 15 35 40   Construct a two-way (with interaction) ANOVA table for these data.         2. At the 5% significance level, can you conclude there is interaction between income and zonal location?

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A researcher wants to understand how an annual mortgage payment (in Ringgit) depends on income level and zonal location allowing for an interaction. The data are shown below.

 

LOW

MEDIUM

HIGH

KOTA KINABALU

 

 

 

75

165

180

120

180

195

66

15

189

90

300

180

SANDAKAN

 

 

 

210

225

300

255

150

345

222

162

324

300

135

480

TAWAU

 

 

 

225

225

225

165

210

180

123

165

237

120

210

195

LAHAD DATU

 

 

 

15

120

177

30

75

90

30

120

135

45

105

120

KENINGAU

 

 

 

5

40

59

10

25

30

10

40

45

15

35

40

 

  1. Construct a two-way (with interaction) ANOVA table for these data.  

      2. At the 5% significance level, can you conclude there is interaction between income and zonal location? 

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