Construct the probability distribution based on the following frequency distribution: OUTCOMES: 102 105 108 111 114 117 FREQUENCIES: 10 20 45 15 20 15 (a) Draw the Histogram graph of the probability distribution. (b) Compute the expected value of the outcomes. (c) Compute the Variance and Standard Deviation of the probability distribution.

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Statistical interference
Q.1.
Construct the probability distribution based on the following frequency distribution:
OUTCOMES:
102
105
108
111
114
117
FREQUENCIES: 10
20
45
15
20
15
(a) Draw the Histogram graph of the probability distribution.
(b) Compute the expected value of the outcomes.
(c) Compute the Variance and Standard Deviation of the probability distribution.
Q.2.
A coin is biased such that a HEAD is three times as likely to occurs as a TAIL. Find the expected TAILS
when this coin is tossed thrice.
Q.3.
Let X be the random Variable with the following probability distribution:
X:
-3
P(X):
1/6
1/2
1/3
(d) Compute E[1/2(5X - 7)]
(e) Compute E(5X - 13)²
(f) Compute E(X + 1)³
(a) Compute E(X).
(b) Compute E(X²)
(c) Compute E(1//x)
Q.4.
Let X be the random variable and has the following probability distribution:
X:
1
Р(X) : А
B
Where A, B, C are any constants. It is also known that P(X < 4) = P(X > 4) and P(X s 5) = 2P(X > 5).
Find the values of A, B and C.
Q.5.
Find the value of K such that the following are the probability distributions:
(а) Р(X) 3D К/X3 where X %3D 1, 2, 3, 4
(b) P(X) = KX? where X = 0.5, 0.25, 0.75
Also Compute the Mean and Variance of the above distributions.
Transcribed Image Text:Q.1. Construct the probability distribution based on the following frequency distribution: OUTCOMES: 102 105 108 111 114 117 FREQUENCIES: 10 20 45 15 20 15 (a) Draw the Histogram graph of the probability distribution. (b) Compute the expected value of the outcomes. (c) Compute the Variance and Standard Deviation of the probability distribution. Q.2. A coin is biased such that a HEAD is three times as likely to occurs as a TAIL. Find the expected TAILS when this coin is tossed thrice. Q.3. Let X be the random Variable with the following probability distribution: X: -3 P(X): 1/6 1/2 1/3 (d) Compute E[1/2(5X - 7)] (e) Compute E(5X - 13)² (f) Compute E(X + 1)³ (a) Compute E(X). (b) Compute E(X²) (c) Compute E(1//x) Q.4. Let X be the random variable and has the following probability distribution: X: 1 Р(X) : А B Where A, B, C are any constants. It is also known that P(X < 4) = P(X > 4) and P(X s 5) = 2P(X > 5). Find the values of A, B and C. Q.5. Find the value of K such that the following are the probability distributions: (а) Р(X) 3D К/X3 where X %3D 1, 2, 3, 4 (b) P(X) = KX? where X = 0.5, 0.25, 0.75 Also Compute the Mean and Variance of the above distributions.
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