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GED Mathematical Reasoning – Data Analysis, Statistics, and Probability Flashcards

7 cards from real GED practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.

Read the first 7 GED Mathematical Reasoning – Data Analysis, Statistics, and Probability flashcards as text

  1. What is the mean of 4, 8, 10, 12, and 16?

    Answer: 10

    The sum is 50, and 50 divided by 5 values equals 10.

  2. What is the median of 3, 9, 4, 7, 12, 5?

    Answer: 6

    Sorted (3,4,5,7,9,12), the two middle values 5 and 7 average to 6.

  3. A fair six-sided die is rolled once. What is the probability of rolling a number greater than 4?

    Answer: 1/3

    Only 5 and 6 qualify, so the probability is 2/6 = 1/3.

  4. A bag has 5 red, 3 blue, and 2 green marbles. Two are drawn without replacement. What is the probability both are red?

    Answer: 2/9

    (5/10) × (4/9) = 20/90 = 2/9.

  5. What is the range of the data set 15, 22, 8, 30, 19?

    Answer: 22

    Range = maximum − minimum = 30 − 8 = 22.

  6. What is the mode of 2, 3, 3, 5, 7, 7, 7, 9?

    Answer: 7

    7 appears three times, more than any other value.

  7. Maria has 4 shirts, 3 pairs of pants, and 2 pairs of shoes. How many different outfits of one shirt, one pair of pants, and one pair of shoes can she make?

    Answer: 24

    By the counting principle, 4 × 3 × 2 = 24.

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