i need more info then triangle abc,m find m
Test statistic = (mean 1 - mean 2) / sqrt( dev1/n1 + dev2/n2)
Mean 1 = $16.75
mean2 = $16.25
dev1 = $1.00
dev2 = $0.90
n1 = 80
n2 = 60
Test stat = (16.75 - 16.25) / sqrt(1/80 + 0.95/60)
Test stat = 3.01
The answer is B. 3.01
Answer:
1
Step-by-step explanation:
because its the only one where if you run a line down the y axis it only crosses the line at one point