
Long Test in Statistics and Probability
Quiz by Nida Flores
Grade 11-12
Statistics and Probability
Philippines Curriculum: SHS Core Subjects (MELC)
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7 questions
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- Q11.Which of the following explains why the table below is not a probability distribution? X 2 4 6 8 10 P(X) 0.15 0.15 0.15 0.15 0.15The probability cannot assume values that are less than 0The random variable must be a real numberThe sum of the probabilities must be equal to 1The probability cannot assume values30sM11/12SP-IIIa-6
- Q22. One of the three basic interpretations of probability where the probability of an event is determined by carrying out an experimentSubjective ProbabilityProbability DistributionEmpirical Probability. Classical Probability30sM11/12SP-IIIa-4
- Q33. Which of the following is NOT an example of discrete random variable?The number of female athletesThe average amount of electricity consumed per household per monthThe number of defective computers produced by a manufacturerThe number of dropouts in a school district for a period of 10 years.30sM11/12SP-IIIa-2
- Q44. It is a way of presenting probability distribution using vertical bars placed side by side.Frequency PolygonAll of the AboveHistogramNormal Distribution30sM11/12SP-IIIa-4
- Q55. Which of the following statements is TRUE?The probability of each value in a probability distribution should be more than or equal to one and less than or equal to zero.A random variable is discrete if its set of possible outcomes is countableSampling distribution refers to the values of random variables and the probability assigned to themClassical probability is based on an educated guess or estimate.30sM11/12SP-IIIa-2
- Q66. Which of the following quantities is equal to the expected value of the discrete random variable?Mass FunctionMeanVarianceStandard Deviation30sM11/12SP-IIIb-1
- Q77. Which of the following is an example of continuous random variable?The amount of rainfall in a randomly selected timeThe number of mistakes a student makes in an examThe number of left-handed persons in a classroomThe year of birth of a randomly selected student30sM11/12SP-IIIa-2