Answer:
The confidence interval is 
Step-by-step explanation:
From the question we are told that
The sample mean is 
The standard deviation is 
The sample size is 
given that the confidence level is 85% then the level of significance is mathematically represented as

Next we obtain the critical value of
from the normal distribution table the value is

Generally the margin of error is mathematically represented as

=> 
=> 
The 85% confidence interval is mathematically represented as

=> 
=> 
What do you mean by in words?
Answer:
slope is 2/3.
Step-by-step explanation:
Answer:
24
Step-by-step explanation:
3.2x5 x1.5=24
Hope this helps :)
Answer:
-50
Step-by-step explanation:
since its diving down, take -32 and subtract 18. -50. Lemme know if this helps!