Exam 1

  1. Metainformation

    Tag Value
    fileProbability_uva-rules-for-expected-values-85-en_uva-rules-for-expected-values-85-en
    nameuva-rules-for-expected-values-85-en
    sectionProbability/Elementary Probability/Random variables/Rules for expected values
    typeschoice
    solutionFALSE, FALSE, TRUE
    TypeCalculation
    LanguageEnglish
    LevelStatistical Literacy
    IRT-Difficulty2
    p-value0.5905

    Question

    An impure coin is tossed 3 times. The probability of heads up is 0.6. What is the probability of heads up exactly 2 times?


    1. FALSE: 0.144
    2. FALSE: 0.36
    3. TRUE: 0.432

    1. 0.144: Incorrect
    2. 0.36: Incorrect
    3. 0.432: Correct