Answer:
y=12°
x= 20°
Step-by-step explanation:
5y=60
y=60/5=12
3x+60+60=180
3x=180-120=60
x=60/3=20
Answer:
Step-by-step explanation:
8
The confidence interval is based on
mean square error. T<span>he </span>mean squared error<span> (</span>MSE<span>) </span><span>of an </span>estimator<span> measures the </span>average<span> of the squares of the </span>errors<span> or </span>deviations.<span> MSE is calculated by the formula attached in the picture, where Xbar is a vector of predictions, X is the vector of predicted values. </span>
Answer: This prbolem is a difficulty one, i will help you later cuz i got school
Step-by-step explanation: I'll help you later