Answer/Step-by-step explanation:
I did the work on paper:
Answer:
B (5,2)
Step-by-step explanation:
Answer:
x is equal to positive 5/6 and negative 5/6
Step-by-step explanation:
To solve this, you simply need to take the square root of both sides:

Answer:
B
Step-by-step explanation:
The answer is ''B'' cause it is the only true statement
Answer:
The answer is "At the 0,10 level, there should be enough proof that the percentage is below 49%"
Step-by-step explanation:
Null and alternative hypothesis:
Significance level:
It is decided that the null hypothesis at the defined meaning level is rejected.