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Mice21 [21]
3 years ago
13

PLEASE HELP, 20 POINTS

Mathematics
1 answer:
iragen [17]3 years ago
6 0

Answer:

#2

Step-by-step explanation:

i just know it and ive done it before bro.

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Let Y1 < Y2 < Y3 < Y4 < Y5 be the order statistics of five independent observations from an exponential distribution
Katena32 [7]

Answer:

a) 10[1-e^{-y/3} ] ^{2}  e^{-y}

b)    ≈ 0.76

Step-by-step explanation:

Given that : Y1 < Y2 < Y3 < Y4 < Y5   are the order statistics of five independent observations

mean of θ  = 3

<u>a) Determine the P.d.f of the sample median </u>

P.d.f of sample median ( y3 ) = 10[1-e^{-y/3} ] ^{2}  e^{-y}    

attached below is the detailed solution

<u>b) determine the probability that Y4 is < 5 </u>

p( Y4 < 5 ) = G4( 5 )

                 = 0.7599 ≈ 0.76

attached below is the detailed solutions

8 0
3 years ago
8 - 5 + 2 = evaluate
kiruha [24]
Uhm ok
the answer is 5 although u probably don’t need that
7 0
4 years ago
Read 2 more answers
PLEASE HELP THIS IS TRIGONOMETRY!!!
Temka [501]

Answer:

7/25

Step-by-step explanation:

cos2θ = 1 - 2 {sin}^{2} θ \\ =  1 -  {2(sinθ)}^{2}  \\  = 1 -  {2 (\frac{3}{5}) }^{2}  \\  =  \frac{7}{25}

5 0
2 years ago
A ball is thrown up in the air from 5 feet above the ground level. The ball reached a height of an additional 6 feet in approxim
Musya8 [376]

Answer:it’s F

Step-by-step explanation:

It’s F

6 0
3 years ago
Suppose you would like to save P9000 invested at 8% compounded quarterly for 5 years and 6 months. (Note: Round off your answer
Sever21 [200]

Answer:

a) 13913

b) 4913.82

Step-by-step explanation:

The compound interest formula is given by:

A(t) = P(1 + \frac{r}{n})^{nt}

Where A(t) is the amount of money after t years, P is the principal(the initial sum of money), r is the interest rate(as a decimal value), n is the number of times that interest is compounded per year and t is the time in years for which the money is invested or borrowed.

In this question:

Investment of 9000, so P = 9000

Interest rate of 8%, so r = 0.08

Compounded quarterly, so n = 4

5 years and 6 months, that is, 5 years and half, so t = 5.5

(a) How much would the value of her savings at the end of the term?

A(t) = P(1 + \frac{r}{n})^{nt}

A(5.5) = 9000(1 + \frac{0.08}{4})^{4*5.5} = 13913.82

(b) How much is the interest earned by your savings?

The amount subtracted by the principal. So

13913.82 - 9000 = 4913.82

5 0
3 years ago
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