The time required to finish a test and normally distributed with a mean of 40 minutes in a standard deviation of eight minutes.
What is the probability that a student chosen at random will finish the test and more than 56 minutes
1 answer:
2 and double check the work cause im not sure if i did this correct
56-40 divide by 8
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<span>16/20 is 80%.</span>
You find out by multiplying the denominator: 20 * 5 = 100
Then, you do the same to the numerator which is: 16 * 5 = x
So, x = 80%
Hope this helps! :D
Answer: A= 34
B= 25
C= -30
D= -25
E= -1.3
F= 0.6 repeating or rounded to the nearest tenth place 0.7
Hope this helps!
Step-by-step explanation:
H=-5(t^2 - 16t)
H=-5(t^2 - 16t +64)+320
H=-5(t-8)^2 +320
Vertex is at (8, 320)
The max height is 320 m.
Answer:
The SSS theorem
Step-by-step explanation:
i also need help on this question i have a big test tommorow this will really help me
