Answer:
y=88 and x=23 because 4x=3x+23 and y+4x=180
Answer: 95% confidence interval would be (1341.2,1458.8).
Step-by-step explanation:
Since we have given that
n = 64
Average = 1400
Standard deviation = 240
We need to find the 95% confidence interval for SAT scores.
So, z = 1.96
So, Interval would be
Hence, 95% confidence interval would be (1341.2,1458.8).
I don’t think so. It doesn’t fall directly into the 3 times table. I would say no.
Answer:
2
Step-by-step explanation: