The average number of accidents at controlled intersections per year is 5.1. Is this average more for intersections with cameras installed? The 44 randomly observed intersections with cameras installed had an average of 5.3 accidents per year and the standard deviation was 0.55. What can be concluded at the = 0.01 level of significance?

1. The test statistic t = (please show your answer to 3 decimal places.)
2. The p-value = (Please show your answer to 4 decimal places.)