You are a marketing analyst and gather the following data: Advertising Expenditure ($100) Sales ($1000) 1 1 2 1 3 2 4 2 5 4 Solve the following question: Test at a 5% significance level if the slope coefficient is significant. There are 10 possible answers. Only 5 of these answers are correct. 1.The test uses 3 degrees of freedom 2.The test uses 4 degrees of freedom 3.This is a two-tail test 4.This is an upper-tail test 5.The test statistic is 3.66 6.The test statistic is 4.17 7.The critical value is 3.18 8.The critical values are -3.18 and 3.18 9. We reject the null hypothesis so advertising helps to explain sales 10. We fail to reject the null hypothesis so advertising helps to explain sales
probability and statistics q6: SLRM You are a marketing analyst and gather the following data:
Advertising Expenditure ($100) Sales ($1000)
1 1
2 1
3 2
4 2
5 4
Solve the following question: Test at a 5% significance level if the slope coefficient is significant. There are 10 possible answers. Only 5 of these answers are correct. 1.The test uses 3 degrees of freedom 2.The test uses 4 degrees of freedom 3.This is a two-tail test 4.This is an upper-tail test 5.The test statistic is 3.66 6.The test statistic is 4.17 7.The critical value is 3.18 8.The critical values are -3.18 and 3.18 9. We reject the null hypothesis so advertising helps to explain sales 10. We fail to reject the null hypothesis so advertising helps to explain sales
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