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-BARSIC- [3]
3 years ago
15

Hey, can someone help me with this?

Mathematics
1 answer:
Ket [755]3 years ago
4 0
Grade A relative frequency (RF):
-> 10 x 100 / 200 = 1000 /200 = 5% or 5/100 = 0.05

Grade B RF:
-> 34 x 100 / 200 = 3400 / 200 = 17% or 17/100 = 0.17

Grade C RF:
-> 92 x 100 / 200 = 9200 / 200 = 46% or 46/100 = 0.46

Grade D RF:
-> 36 x 100 / 200 = 3600 / 200 = 18% or 18/100 = 0.18

Grade F RF:
-> 28 x 100 / 200 = 2800 / 200 = 14% or 14/100 = 0.14

Answer: The Relative Frequency give the individual percentage for each grade frequency related to the total.
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Event A has a 0.3 probability of occuring and event B has a 0.4 probability of occuring. A and B are independent events. What is
GarryVolchara [31]
When you say either, you add both A and B
0.3+0.4=0.7
Your answer is 0.70 which means 70%
4 0
3 years ago
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A polynomial P has zeros when x=0, x=-1/6 and x=-3 Whats could be the equation p?
erma4kov [3.2K]

Answer:

P(x) = x^{3} + \frac{19}{6} x^{2} + \frac{1}{2} x

Step-by-step explanation:

x(x + 1/6)(x + 3) = P

x(x^{2} + 3x + 1/6(x) + 1/2) = P

x (x^{2} + 19/6(x) + 1/2) = P

x^{3} + \frac{19}{6} x^{2} + \frac{1}{2} x = P(x)

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2 years ago
Is (1, 2) a solution of 6x-y > 3?
nikdorinn [45]

Answer:

yes

Step-by-step explanation:

6(1)-2>3

6-2>3

4>3

3 0
3 years ago
You must write your answer in fully simplified form.<br>2t= -12​
Katarina [22]

Answer:

t=-6

Step-by-step explanation:

4 0
2 years ago
A laundry basket contains 8 white t-shirts and 6 black t-shirts. What is the probability of randomly picking a black t-shirt fro
MissTica

Answer:

30/182 = 15/91.

Step-by-step explanation:

<u>PROBABILITY:</u> the likelihood of an event.

There are a total of 14 shirts in the basket.

Of the 14, 8 (8/14) of them are white, and 6 (6/14) of them are black.

The probability of picking a black shirt is 6 in 14, or 6/14.

The probability of picking a white shirt is 8 in 14, or 8/14.

<u>WITHOUT REPLACING:</u> This means that you take one without putting it back. (There will be one less).

6/14 × 5/13 = 30/182.

30/182 = 15/91.

8 0
3 years ago
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