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If A and B are independent events such that P(A) = 0.43 and P(B) = 0.56, then find P(A | B). => 0.80 or 0.43 or 0.56 or 2.3..

Find the average percentage raise of salary if a person receives 25% raise after 1 year of service and 15% raise after the second year of service. => 19.36% or 1.199% or 19.9% or 20%..

A travel agency maintains its airline service by the tree diagram. What is the probability of choosing Airplane-X to travel? => 1 or 1 3 or 1 2 or None of the above..

The seat numbers of all the passengers travelling in an aircraft were noted down and a few were selected through a lot. The selected passengers were requested to convey their opinion on the service of the airlines by filling up a questionnaire. What is the sampling method used in this cas..

The two events A and B are mutually exclusive, and P(A) = 0.35 and P(B) = 0.40. Find P(A ∪ B). => 0.5 or 0.3 or 0.75 or 0.25..

Internet services reported that 33% of the secondary school principals use internet email more than once a day either in home or school. From a random sample of 120 secondary school principals, it was found that 42 use internet email more than once a day. Is there enough evidence to rejec..

In a business meeting, the General Manager (GM) of a company stated that his employees had an average service of 9 years. Later, the Assistant Manager found the statement delivered by the GM was incorrect after verifying the data shown. No.of employees (X) Years of service ( w )..

What is a Modem? - A modem (a modulator/demodulator) lets you connect your computer to a standard telephone line so that you can transmit and receive electronically transmitted data. It is the key that unlocks the world of the Internet and its World Wide Web, commercial online s..

A coaxial cable consists of an inner conductor and an outer conductor, separated by a dielectric insulating material. The inner conductor is made of a copper wire encased inside the dielectric material. As for the outer conductor, it is made of copper, tinned copper, or copper-coated steel. T..

It is mainly done through geostationary satellites. These satellites are fitted with special devices. These devices can receive signals from an Earth station and transmit them again in different directions. These special devices are called transponders. A TV transmitter on an Earth station tra..