Question: 1.In the following problems, use the given sample data to perform a one-way ANOVA test using a .05 level of significance. What are your conclusions?

1.In the following problems, use the given sample data to perform a one-way ANOVA test using a .05 level of significance. What are your conclusions? Assume the sample is drawn from a normal population, the samples are independent, and the populations have the same variances

a.The table shows the average annual cost of high-speed internet access in dollars for a random sample of individuals in four different regions of a state.

Northern

Southern

Eastern

Western

125

145

162

171

130

120

158

168

115

140

145

187

124

138

143

155

120

162

168

b.The table shows the annual income for a random sample of individuals in four regions of a state.

Northern

Southern

Eastern

Western

34,000

38,000

54,000

110,000

48,000

49,000

65,000

89,000

57,500

60,750

78,000

65,000

42,000

51,500

62,000

128,000

62,500

55,500

38,500

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