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VARVARA [1.3K]
3 years ago
8

The standard normal curve shown below is a probability density curve for a

Mathematics
1 answer:
Step2247 [10]3 years ago
8 0

Answer:

0.6825

Explanation:

I'm not fully sure about how to do this, but I believe it might have to do with

the approx. amount of shade, but please take this explanation with a grain of salt as I'm not 100% certain. I am certain about the answer however.

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Addison walked 6 miles in 4 hours what was her walking rate in hours per mile
Vlad [161]

Answer:

2/3 hour per mile.

Step-by-step explanation:

Hours per mile

= hours taken / miles walked

= 4/6 = 2/3 hour per mile.

5 0
3 years ago
Read 2 more answers
Graph the following features:<br><br> Slope = -7/5<br> Y-intercept = 1
valentinak56 [21]

Answer:

Step-by-step explanation:

1) in order to graph the required direct line it needed two points:

2) one of these two points is Y-intercept. According to the condition it is (0;1);

3) in order to find the second point, it is enough to apply the given slope: to start in point (0;1), then to move to the left direction (-5 units, move no. 1), then to move up (+7 units, move no. 2);

4) to graph the line between two points (red line); y= -7/5x +1.

All the details are in the attachment.

8 0
2 years ago
What is the slope of the line that contains points (3,-9) and (-2,16) please help !!
Furkat [3]

Slope = Change in Y / change in x

Slope = (16 - -9) / (-2 - 3)

Slope = 25/-5

Slope = -5

7 0
3 years ago
How do you write 6.0000 as a percentage
Arisa [49]
6.0000 = 600% 
hope this helps
4 0
4 years ago
Hi, I need help with this problem. I already know the answer (40mph) but I don't know how I solved it.
BaLLatris [955]
Let's say the father does overtake the boy, the boy would have been travelling for 1 hour and 15 minutes at 8mph, therefor he would have travelled a total of 1.25*8 = 10 m
Now to reach the boy in 15 minutes the father must travel at a speed of 10/0.25 = 40 mph
6 0
3 years ago
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