An Open Data Platform for Traffic Parameters Measurement via Multirotor Unmanned Aerial Vehicles Video

Table 2

One sample two-tailed t-test for each set of flight height data.

Flight elevation (m)	Test value = 4.0 m
		Df	(two-tailed)	Mean difference	90% confidence interval of the difference
					Lower	Upper
10	7.415	14	<0.001	0.820	0.625	1.015
20	10.242	14	<0.001	0.462	0.382	0.541
30	9.611	14	<0.001	0.374	0.305	0.442
40	19.976	14	<0.001	0.302	0.275	0.329
50	21.960	14	<0.001	0.281	0.259	0.304
60	11.252	14	<0.001	0.225	0.189	0.260
70	12.364	14	<0.001	0.195	0.167	0.223
80	3.093	14	0.008	0.063	0.027	0.099
90	3.126	14	0.007	0.058	0.0252	0.090
100	2.241	14	0.042	0.025	0.005	0.044