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An insurance company/organization takes a keen interest in the age at which a person is insured. Thus a survey conducted on prospective clients indicated that for clients having the similar age the probability that they will be alive in 30 years time. This probability was established by utilizing the actuarial tables. If a sample of 5 people was insured still, determine the probability of having the given possible outcomes in 30 years
a) All are alive
b) At least 3 are alive
c) Mostly one is alive
d) None is alive
e) At least 1 is alive
Sample size = 5
P(alive) p = 2/3 where P (not alive) = q = 1/3
A radiograph is made of an object with a width of 3 mm using an x-ray tube with a 2 mm focal spot at a source-to-film distance of 100 cm. The object being imaged is 15 cm from the
A rectangular field is to be fenced in completely. The width is given as 22 yd and the total area is 990 yd 2 . Determine the length of the field? a. 31 yd b. 45 yd c. 968
1. Suppose n ≡ 7 (mod 8). Show that n ≠ x 2 + y 2 + z 2 for any x, y, z ε Z. 2. Prove ∀n ε Z, that n is divisible by 9 if and only if the sum of its digits is divisible by 9.
If OA = OB = 14cm, ∠AOB=90 o , find the area of shaded region. (Ans:21cm 2 ) Ans: Area of the shaded region = Area of ? AOB - Area of Semi Circle = 1/2 x 14 x
Kurtosis - It is a concept, which refers to the degree of peakedness of a described frequency distribution. The degree is generally measured along with reference to general di
how can you determine trasportation schedule that minimizes cost
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If the minute hand of a big clock is 1.05 m long, find the rate at which its tip is moving in cm per minute.
(p:4:3p
what is the LCM of 18, 56 and 104 show working
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