Answer:
B
Step-by-step explanation:
58×20=1160
0+160+1000=1160
Answer:
The confidence interval is (24116.3878,24883.6122).
Step-by-step explanation:
We are given the following information in the question:
Population mean,
= $23,500
Sample mean,
= $24,500
Sample standard deviation,s = $2,800
Sample size, n = 146
Confidence interval:
Putting the values, we get,
The confidence interval is (24116.3878,24883.6122).
Six million and seventy two hundred. 6.0072 x 10*
*=6