chelton1649 chelton1649 16-02-2024 Mathematics contestada Time for some tedious, by-hand practice just to see if you can get the numbers right. Using the following information, calculate the t-test statistics by hand. x1=158, x2=157.4, n1=22, n2=__. What is the value of n2? A) 23 B) 21 C) 20 D) 24