Answer:
third one is not true means wrong
Answer:
the answer is X
Step-by-step explanation:
it is x
Answer:
B
Step-by-step explanation:
2(x)+4=16
2(6)+4=16
12+4=16
Answer:
w/3=4
w=12
Step-by-step explanation:
3 x 4 = 12
to undo division, you multiply.
Answer:
The 99% confidence interval is
Step-by-step explanation:
From the question we are told that
The sample size is n = 100
The sample mean is 
The population standard deviation is
From the question we are told the confidence level is 99% , hence the level of significance is
=>
Generally from the normal distribution table the critical value of
is
Generally the margin of error is mathematically represented as

=>
Generally 95% confidence interval is mathematically represented as
=>
=>