Question Answered step-by-step Match the correct letter with the symbol Mark the correct symbol for each specification below A) u Bo C) 62 D)x E) S F)$2 G) E Hn Da 18. population average 19. sample average 20. population variance 21. sample standarddeviation 22. level of significance 23. An alpha level would be divided into two in the case of a A. ri… Show more… Show more Math