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Naddika [18.5K]
2 years ago
6

Josiah kept track of how many songs of each Germans were played in an hour from his MP3 player accounts are displayed in the tab

le below he has a total of 1500 songs on his players Josiah predicted the number of rock songs on the MP3 player to be 300 songs which statements about the solution is true select three choices
Mathematics
2 answers:
nata0808 [166]2 years ago
7 0

Answer:

a and b and e are the answers

Step-by-step explanation:

sergejj [24]2 years ago
3 0

Answer:

He should have found the average of the number of rock songs by averaging 4 and 6 to get 5.

He did not multiply the numerator and denominator by the correct number to equal 1,500.

He should have multiplied the numerator and denominator by 75, not 30

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alekssr [168]

Answer:

In Triangle FGH, m<F = 42 and an exterior angle at vertex H as a measure of 104. What is the measure of <G?

Step-by-step explanation:

4 0
2 years ago
Read 2 more answers
13. Given f(x) = X – 3 and g(x) = 4x, find f(g(x)).
Blizzard [7]

Step-by-step explanation:

f(g(x))

= f(4x)

= (4x) - 3. (A)

4 0
3 years ago
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Consider two independent tosses of a fair coin. Let A be the event that the first toss results in heads, let B be the event that
aliina [53]

Answer with Step-by-step explanation:

We are given that two independent tosses of a fair coin.

Sample space={HH,HT,TH,TT}

We have to find that A, B and C are pairwise independent.

According to question

A={HH,HT}

B={HH,TH}

C={TT,HH}

A\cap B={HH}

B\cap C={HH}

A\cap C={HH}

P(E)=\frac{number\;of\;favorable\;cases}{total\;number\;of\;cases}

Using the formula

Then, we get

Total number of cases=4

Number of favorable cases to event A=2

P(A)=\frac{2}{4}=\frac{1}{2}

Number of favorable cases to event B=2

Number of favorable cases to event C=2

P(B)=\frac{2}{4}=\frac{1}{2}

P(C)=\frac{2}{4}=\frac{1}{2}

If the two events A and B are independent then

P(A)\cdot P(B)=P(A\cap B)

P(A\cap)=\frac{1}{4}

P(B\cap C)=\frac{1}{4}

P(A\cap C)=\frac{1}{4}

P(A)\cdot P(B)=\frac{1}{2}\cdot \frac{1}{2}=\frac{1}{4}

P(B)\cdot P(C)=\frac{1}{4}

P(A)\cdot P(C)=\frac{1}{4}

P(A)\cdot P(B)=P(A\cap B)

Therefore, A and B are independent

P(B)\cdot P(C)=P(B\cap C)

Therefore, B and C are independent

P(A\cap C)=P(A)\cdot P(C)

Therefore, A and C are independent.

Hence, A, B and C are pairwise independent.

6 0
3 years ago
in order to pass this years math class miriam needs to get at least an 82% write an inequality that shows the scores Miriam coul
xeze [42]
X>-82%.................
7 0
3 years ago
The picture says it all please help
Mariulka [41]
The only two points that I can clearly see are (0,2) and (5,3).

The slope is (y2-y1)/(x2-x1), in this case:

m=(3-2)/(5-0)=1/5

So the slope of the line is 1/5
6 0
3 years ago
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