Answer:
Step-by-step explanation:
For this case we have the following info given:
Weight before diet 180 125 240 150
Weight after diet 170 130 215 152
We define the random variable 
and we can calculate the inidividual values:
D: 10, -5, 25, -2
And we can calculate the mean with this formula:
And the deviation with:
And after replace we got:
And the confidence interval for this case would be given by:
The degrees of freedom are given by:
For the 95% of confidence the value for the significance is 
and the critical value would be 
. And replacing we got:
Answer:
The boundaries for the observed value, 42.8 miles are 42.75 miles up to 42.85 miles.
Step-by-step explanation:
hope it helps you friend ☺️
Answer:
59 degrees
Step-by-step explanation:
Inscibed angles in a circle encompass TWICE their value of arc degrees
2x = 118
x = 59 degrees
no i don't think so the answer will be (3,0)
If .5cm is 2km, then 1 cm is 4 km, and therefore 120/4 is 30, so 30 centimeters on the map
