3. What is the estimate of the percentage of millionaires in each of these citics (to 1 decimal)? b. Using a=0.05 level of significance, test for the equality of the population proportion of milbonaires for these four cities, What is the p-value? Compute the value of the x2 test statistic (to 3 decimals). Use Table 3 of Appendix 8 to find the p-value: The prabe is What is your conclasion? that there is a difference among the population proportion of millionaires for these four cities