You'll have to multiply 0.7 by 120.
120*0.7 = n
n is the number that is 70% of 120
120 * 0.7 = 84
Hope this helps :)
Slope = -6
Y-intercept = (0,11)
X Y
0 11
1 5
(b) one-sample t-test for a population mean
ur welcome :D
Answer:
D
Step-by-step explanation: