The data in Table 8.2 are the result of a random survey of 39 national flags (with replacement between picks) from various countries. Let X = the number of colors on a national flag. <image 1> Construct a 95% confidence interval for the true mean number of colors on national flags. The 95% confidence interval is_____.
['(2.92, 3.60)', '(2.93, 3.60)', '(2.92, 3.59)', '(2.93, 3.59)']