Related Questions

Which sampling is also known as purposive or non-probability sampling?
ক Multi-stage sampling
খ Deliberate sampling
গ Area sampling
ঘ Sequential sampling
Certain number of children were playing a game of football. There was a trial taking place on the field. In this trial the probability that a goal is scored is 2/5. The probability that a girl hits a goal is 7/10 whereas the probability that a boy hits a goal is 1/5. What will be the probability that not only a goal is hit but it is also hit by a boy?
ক 14/50
খ 7/50
গ 2/5
ঘ 2/25
Certain numbers of children were playing a game of football. There was a trial taking place on the field. In this trial the probability that a goal is scored is 2/5. The probability that a gril hits a goal is 7/10 whereas the probability than a boy hits a goal is 1/5. What will be the probability that not only a goal is hit but it is also hit by a boy?
ক 14/50
খ 7/50
গ 2/5
ঘ 2/25
A band-limited signal with a maximum frequency of 5 kHz is to be sampled. According to the sampling theorem, the sampling frequency which is not valid is
ক 5 kHz
খ 12 kHz
গ 15 kHz
ঘ 20 kHz
The probability that a student will graduate with honors and get a good job is 0.09 whereas the probability that a student will graduate with honors is 0.1. What is the probability that a student will get a good job if she graduates with honors?
ক 90%
খ 9%
গ 0.9%
ঘ 18%
Consider a company that assembles computers. The probability of a faulty assembly of any computer is p. The company therefore subjects each computer to a testing process. This testing process gives the correct result for any computer with a probability of q. What is the probability of a computer being declared faulty?
ক pq + (1 - p) (1 - q)
খ (1 - q)p
গ (1 - p)q
ঘ pq
Which of the following sampling methods is based on probability?
ক Convenience sampling
খ Quota sampling
গ Judgement sampling
ঘ Stratified sampling
Which sampling procedure gives each item an equal probability of being tested?
ক Simple random sampling
খ Quota sampling
গ Stratified sampling
ঘ Systematic sampling
The probability is 1/2 that a coin will turn up heads on any toss. If the coin is to be tossed three times, what is the probability that on at least one of the tosses the coin will turn up tails?
ক 1/8
খ 1/2
গ 7/8
ঘ None of these
When tossed, a certain coin has equal probability of landing on either side. If the coin is tossed 3 times, what is the probability that it will land on the same side each time?
ক 1/8
খ 1/4
গ 1/3
ঘ 3/8

Next steps