Based on the line of best fit, how many students wear a jacket to school when the temperature is 80 degrees F
1 answer:
Answer:
60 children
Step-by-step explanation:
Using the given regression graph is o make prediction on how any student wear a jacket to school at temperature = 80° F
All we have to do is locate 80 on the x axis and trave up to the point where it intersects the regression line. This intersection point is the traced to the y axis and the reading is taken, this is the prediction on the number of children who wears jacket when temperature is 80°.
By doing this, the value obtained is 60
You might be interested in
Answer:
The number of unsold cakes was 2
Step-by-step explanation:
<u><em>The question in English is</em></u>
In the school Francisco I. Madero of Ciudad Delicias, the celebration was held for commemorate the arrival of spring, after the parade the stalls were set up of the kermesse. The first grade group bought 8 cakes and sold 3/4 of the total.
How much of the cake was not sold?
Let
x ----> number of cakes sold
y ----> number of cakes that didn't sell
we know that
The first grade group bought 8 cakes
so
-----> equation A
The first grade group sold 3/4 of the total.
so
---> equation B
substitute equation A in equation B
Find the value of y
therefore
The number of unsold cakes was 2