. Author manuscript; available in PMC: 2018 Jul 18.

Published in final edited form as: Ann Stat. 2018 May 3;46(3):1352–1382. doi: 10.1214/17-AOS1587

Table 1.

Computation time for the divide and conquer testing and estimation, where k = 1 corresponds to the non-splitting case and k > 1 corresponds to the distributed case.

k	1	2	5	10	20	25	50	100	200
Score test (s)	364.39	73.22	35.09	23.61	23.56	20.78	24.13	37.53	64.67
Wald test (s)	426.23	68.95	19.66	10.09	6.70	5.71	3.88	2.60	1.91
𝒯_ν(β̄^d)(10³s)	61.50	30.00	7.92	6.58	4.48	2.94	2.64	2.11	1.66
Split Lasso (s)	89.18	32.02	34.57	6.47	4.87	4.16	2.56	1.92	2.64