Answer:
B
Step-by-step explanation:
use the exponent rule of division: you just subtract the exponents if the base is the same, so 4-8=-4
Answer:
95% confidence interval for the proportion of days that IBM stock increases.
(0.45814 , 0.58146)
Step-by-step explanation:
<u><em>Step:1</em></u>
Given that a stock market analyst notices that in a certain year, the price of IBM stock increased on 131 out of 252 trading days.
Given that the sample proportion

Level of significance = 0.05
Z₀.₀₅ = 1.96
<u><em>Step:2</em></u>
<u><em>95% confidence interval for the proportion of days that IBM stock increases.</em></u>
<u><em></em></u>
<u><em></em></u>

(0.5198 - 0.06166 , 0.5198+0.06166)
(0.45814 , 0.58146)
<u><em>Final answer:-</em></u>
95% confidence interval for the proportion of days that IBM stock increases.
(0.45814 , 0.58146)
Answer:
6 people can go to the amusement park
Step-by-step explanation:
$207.50-$5= $202.50
$202.50-$33.75= 6
Answer: c divided by 4 or c/4
Answer:
Sryy
Step-by-step explanation:
i just need points