9/12 is number 1. and Number 2 is 1/2 =4/8 and that is 1/2
Answer:
B. 12.5
Step-by-step explanation:
We have the lowe confidence interval = 185
The upper confidence interval = 210
Mean of X = (lower confidence + upper confidence interval)/2
Mean of X = 185 + 210/2
= 197.5
The margin of error = the upper confidence interval - mean of X
= 210-197.5
= 12.5
2. 3. 5. are correct
1. and 4. are actually interchanged
Answer:Jennifer earn 50$ more than micchel
Step-by-step explanation:
Burrito: 20
hot sauce: 80
taco: 400