A dealer's profit, in units of $2000, on a new automobile is a random variable X having the density function below. Complete parts (a) through (c) below. f(x) = 2 15(4-x), 0≤x≤3, 0, elsewhere (a) Find the variance of the dealer's profit. $ 2640000 (Type an integer or a decimal. Round to the nearest dollar as needed.) (b) Demonstrate that Chebyshev's theorem holds for k=1.88 with the provided density function. For k=1.88, Chebyshev's theorem states that P(. Chebyshev's theorem k = 1.88, since the probability is equal to (Type integers or decimals. Round to four decimal places as needed.) for
A dealer's profit, in units of $2000, on a new automobile is a random variable X having the density function below. Complete parts (a) through (c) below. f(x) = 2 15(4-x), 0≤x≤3, 0, elsewhere (a) Find the variance of the dealer's profit. $ 2640000 (Type an integer or a decimal. Round to the nearest dollar as needed.) (b) Demonstrate that Chebyshev's theorem holds for k=1.88 with the provided density function. For k=1.88, Chebyshev's theorem states that P(. Chebyshev's theorem k = 1.88, since the probability is equal to (Type integers or decimals. Round to four decimal places as needed.) for
MATLAB: An Introduction with Applications
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I need help with parts b and c
c) what is the
![A dealer's profit, in units of $2000, on a new automobile is a random variable X having the density function below.
Complete parts (a) through (c) below.
f(x) =
2
15(4-x), 0≤x≤3,
elsewhere
0,
(a) Find the variance of the dealer's profit.
$2640000
(Type an integer or a decimal. Round to the nearest dollar as needed.)
(b) Demonstrate that Chebyshev's theorem holds for k=1.88 with the provided density function.
For k=1.88, Chebyshev's theorem states that P(< X<². Chebyshev's theorem
k = 1.88, since the probability is equal to
(Type integers or decimals. Round to four decimal places as needed.)
for](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F6ac1196a-346d-45dc-bae9-fc89d561af5a%2F680952f6-ba28-4296-a1be-bae17da36f37%2F3u9tuyb_processed.png&w=3840&q=75)
Transcribed Image Text:A dealer's profit, in units of $2000, on a new automobile is a random variable X having the density function below.
Complete parts (a) through (c) below.
f(x) =
2
15(4-x), 0≤x≤3,
elsewhere
0,
(a) Find the variance of the dealer's profit.
$2640000
(Type an integer or a decimal. Round to the nearest dollar as needed.)
(b) Demonstrate that Chebyshev's theorem holds for k=1.88 with the provided density function.
For k=1.88, Chebyshev's theorem states that P(< X<². Chebyshev's theorem
k = 1.88, since the probability is equal to
(Type integers or decimals. Round to four decimal places as needed.)
for
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