The answer is: B. x=+_14; c=6
Hope this helps, happy holidays!! :p
Answer:
64 1/2
Step-by-step explanation:
5x12=60
3/8x12/1= 36/8= 9/2 9/2=4 1/2
60+4 1/2= 64 1/2
Answer:
C
Step-by-step explanation:
Answer:
d + c = 12
d = 2c − 3
Step-by-step explanation:
Youre welcome ma boi
Answer:
90% confidence interval: (70.41,86.89)
Step-by-step explanation:
We are given the following in the question:
Point estimate = 78.65
Margin of error, E = 8.24
Confidence level = 90%
Significance level = 10%
Formula:

Putting the values, we get,


(70.41,86.89) is the required 90% confidence interval.