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The collection of some outcomes of the experiment is called
The collection of some outcomes of the experiment is called an event.
The probability of an event of a trial is
The probability of an event lies between 0 and 1.
The probability of a certain event is
The probability of a certain event is 1.
The probability of an impossible event is
The probability of an impossible event is 0.
The experimental probability P(E) of an event E is given by
The experimental probability P(E) of an event E is given by
The probability of an event can never be
The probability of an event can never be negative.
Which of the following cannot be the probability of an event
Which of the following cannot be the probability of an event
The probability of an event lies between
The probability of an event lies between 0 and 1.
A coin is tossed 200 times and heads occur 92 times. What is the probability of occurence of heads?
latexpage]$ Probability of event=\dfrac{92}{200}$
In a cricket match, a batsman hits a boundary 6 times out of 30 balls he plays. What is the probability that he hits a boundary?
latexpage]$ Probability of event=\dfrac{6}{30}$
A coin is tossed 300 times and tails occur 138 times. What is the probability of occurence of heads?
latexpage]$ Probability of event=\dfrac{162}{300}$
In a cricket match, a batsman hits a boundary 4 times out of 40 balls he plays. What is the probability that he didn’t hit a boundary?
latexpage]$ Probability of event=\dfrac{36}{40}$
The record of a weather station shows that out of the past 300 consecutive days, its weather forcast were correct 183 times. What is the probability that on a given day it was correct?
latexpage]$ Probability of event=\dfrac{183}{300}$
A bag has 13 red balls, 15 blue balls, 7 black balls and 10 yellow balls. What is the probability that a ball drawn at a random from the bag is a red ball?
latexpage]$ Probability of event=\dfrac{13}{45}$
A bag has 13 red balls, 15 blue balls, 7 black balls and 10 yellow balls. What is the probability that a ball drawn at a random from the bag is a blue ball?
latexpage]$ Probability of event=\dfrac{15}{45}$
A bag has 13 red balls, 15 blue balls, 7 black balls and 10 yellow balls. What is the probability that a ball drawn at a random from the bag is not a red ball?
latexpage]$ Probability of event=\dfrac{32}{45}$
A bag has 13 red balls, 15 blue balls, 7 black balls and 10 yellow balls. What is the probability that a ball drawn at a random from the bag is a black ball?
latexpage]$ Probability of event=\dfrac{7}{45}$
A bag has 13 red balls, 15 blue balls, 7 black balls and 10 yellow balls. What is the probability that a ball drawn at a random from the bag is not a yellow ball?
latexpage]$ Probability of event=\dfrac{35}{45}$
The record of a weather station shows that out of the past 240 consecutive days, its weather forcast were correct 163 times. What is the probability that on a given day it was not correct?
latexpage]$ Probability of event=\dfrac{77}{240}$
In a school of 750 students, 435 are boys and rest are girls. What is the probability that a kid selected at random is a girl?
latexpage]$ Probability of event=\dfrac{315}{750}$
On a youtube video, there were 4250 views, 2342 likes and 183 dislikes. What is the probability that a viewer selected at random did not give either like or dislike?
latexpage]$ Probability of event=\dfrac{1725}{4250}$
A dice is thrown. What is the probability of getting either 1 or 4?
latexpage]$ Probability of event=\dfrac{2}{6}$
A dice is thrown. What is the probability of not getting 3?
latexpage]$ Probability of event=\dfrac{5}{6}$
A bag contains 40 coins and each coin has been marked from 1 to 40. A single coin is drawn from the bag. What is the probability that the number on the coin drawn is an odd number?
latexpage]$ Probability of event=\dfrac{20}{40}$
Two coins are tossed simultaneously. The probability of getting atmost one head is
latexpage]$ Probability of event=\dfrac{3}{4}$
Three coins are tossed simultaneously. The probability of getting not even a single head is
latexpage]$ Probability of event=\dfrac{1}{8}$
A dice is thrown. What is the probability of not getting an even number?
latexpage]$ Probability of event=\dfrac{3}{6}$
A bag contains 40 coins and each coin has been marked from 1 to 40. A single coin is drawn from the bag. What is the probability that the number on the coin drawn is an even number?
latexpage]$ Probability of event=\dfrac{20}{40}$
A coin is tossed 1000 times, if the probability of getting a head is [mathja]\( \dfrac{5}{8}\), how many times tail is obtained?
Tail is obtained 375 times.
Two dice are thrown at the same time. What is the probability that the sum of the two digits is more than 8?
latexpage]$ Probability of event=\dfrac{10}{36}$
A dice is thrown. What is the probability of getting number greater than 2?
latexpage]$ Probability of event=\dfrac{4}{6}$
A coin is tossed 800 times, if the probability of getting a head is [mathja]\( \dfrac{3}{8}\), how many times head is obtained?
Head is obtained 300 times.
A bag contains 6 red balls and some yellow balls. If the probability of drawing a red ball from the bag is \(\)\dfrac{2}{5}\(\), find the number of yellow balls in the bag.
latexpage]$ Probability of event=\dfrac{9}{15}$
In a class of 45 students, \(\) \dfrac{1}[9}/latex] students scored more than 90%. How many students scored less than 90%?
40 students scored less than 90% marks.
A bag contains 50 coins and each coin has been marked from 1 to 50. A single coin is drawn from the bag. What is the probability that the number on the coin drawn is a prime number?
latexpage]$ Probability of event=\dfrac{15}{50}$
In a class of 40 students, 11 students have B+ blood group, 8 students have A+ blood group, 13 students have AB+ blood group and rest have O+ blood group. A student is selected at random. What is the probability that the student selected is of O+ blood group?
latexpage]$ Probability of event=\dfrac{8}{40}$
In a class of 40 students, 11 students have B+ blood group, 8 students have A+ blood group, 13 students have AB+ blood group and rest have O+ blood group. A student is selected at random. What is the probability that the student selected is not of O+ blood group?
latexpage]$ Probability of event=\dfrac{32}{40}$
In a class of 40 students, 11 students have B+ blood group, 8 students have A+ blood group, 13 students have AB+ blood group and rest have O+ blood group. A student is selected at random. What is the probability that the student selected is of either A+ or B+ blood group?
latexpage]$ Probability of event=\dfrac{19}{40}$
If the probability of happening of an event is 0.48, then the probability of event not happening is
In a football match, Messi makes 7 goals from 13 penalty kicks. The probability of not converting a penalty kick into a goal by Messi is
latexpage]$ Probability of event=\dfrac{5}{13}$