(X+12) + 140 = 180
X + 12 + 140 = 180
X + 152 = 180
X = 180 - 152
X = 28
Answer:
Step-by-step explanation:
From the question we are told that
The sample size is n = 15
The level of significance is
The null hypothesis is
The alternative hypothesis is
Generally the degree of freedom is mathematically represented as
=>
Generally the critical value of at a degree of freedom of is
You do this to isolate the x value
Answer:
.53655265
Step-by-step explanation:
Answer:
16.
Step-by-step explanation:
-4 x -4 = 16