Answer:
And the 90% confidence interval would be between [566.80 and 579.20]
Step-by-step explanation:
Information given
represent the sample mean
population mean (variable of interest)
s=22 represent the sample standard deviation
n=36 represent the sample size
Confidence interval
The confidence interval for the mean is given by the following formula:
(1)
The degrees of freedom are given by:
The Confidence level is 0.90 or 90%, the significance would be
and
, and the critical value for this case would be
And replacing we got:
And the 90% confidence interval would be between [566.8033 and 579.1967]
837.
EXPLANATION:
if candidate A recieved 55% of the votes,
Then candidate B recieved 45% of the votes, because it must equal 100%
45% of 1860 is 837.
Hope this helpz!
Answer:
Step 1: Multiply 1x5 Step 2: Multiply 2x3 Step 3: Add the two products
d=v*t
d=distance
v=velocity(speed)
t=time
distance is equal to the product of velocity and time, equation form;
d=vt
Any questions please feel free to ask. Thanks!
Answer:
Yes because she ends up back at zero
Answer: x+7
Step-by-step explanation:
g(x) = 4x - 2
g(x+7)=4(x+7)-2
Substitute (x+7)