Answer:
4 minutes
Step-by-step explanation:
2 will cook together for 1 minute. and it will take an additional 2 minutes to cook the 3rd pancake.
B Is the answer ......... z
The age would increase by 15 years that is, x+15
Answer:
Margin of error of 0.0485 hours.
Step-by-step explanation:
We have that to find our
level, that is the subtraction of 1 by the confidence interval divided by 2. So:

Now, we have to find z in the Ztable as such z has a pvalue of
.
That is z with a pvalue of
, so Z = 1.96.
Now, find the margin of error M as such

In which
is the standard deviation of the population and n is the size of the sample.
In this question:

The margin of error is of:



Margin of error of 0.0485 hours.
Answer:
3/-2 or -1.5
Step-by-step explanation:
remember to find slope using a graph the equation is rise over run so it goes up 3 and the decreases or moves towards the left 2