The word counts of five essays are 507, 631, 544, 609, and 577. Use a sample size of 2.

The mean of the population is 573.6 (Round to two decimal places as needed.) The standard deviation of the population is 44.43 (Round to two decimal places as needed.) Identify all samples of size 2 with the correct accompanying means below. B. 577, 631, x= 604 C. 631, 507, x=569 A. 631, 544, x = 587.5 D. 609, 544, x = 576.5 E. 631, 609, x =620 F. 507, 609, x =558 OH. 544, 544, x = 544 1. 577, 609, x = 593 G. 577, 544, x= 560.5 J. 609, 577, x = 593 K. 577, 577, x =577 609, 631, x=549 M. 544, 631, x=587.5 N. 507, 631, x=569 O. 544, 507, x =525.5 P. 631, 631, x=631 Q. 609, 507, x = 558 R. 609, 631, x = 620 S. 577, 629, x = 603 IT. 507, 507, x = 507 U. 609, 609, x=609 V. 544, 577, x= 560.5 W. 577, 507, x = 542 X. 631, 577, x=604 Y. 544, 609, x = 576.5 Z. 507, 577, x= 542 [ 507, 544, x = 525.5