Aconsulting firm that surveyed consumers' holiday shopping behavior found that the percentage of consumers from the u. s., canada, and china who said that they planned to spend more on holiday shopping were 40%, 34% and 72%, respectively. random samples of size 150 are selected from each of the three countries. you want to test for evidence of a difference among the proportions across the three countries using the 0.05 level of significance. true or false: the decision made suggests that the 3 countries do not all have the same proportion of consumers who planned to spend more on holiday shopping.