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Karnataka PUC I Statistics and Probability — practice questions

Explore 49 free Statistics and Probability questions in Karnataka PUC I Mathematics. Open each question or exercise to read its content, reference answers and available explanation.

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Statistics and Probability questions and exercises with answers

Showing questions 1–30 of 49.

CA Foundation · Quant · Statistics ↔ DefinitionRead the answer and worked solution →SAT · Mathematics · Statistics: Mean / Median / ModeRead the answer and worked solution →GRE · Quantitativeaptitude · Statistics — Mean/Median/Mode/RangeRead the answer and worked solution →If the arithmetic mean of the series x₁, x₂, …, xₙ is 1, then the arithmetic mean of x₁/k, x₂/k, …, xₙ/k (k > 0) is:Read the answer and worked solution →Find the LCM of the mode, median and mean of the data: 7, 2, 10, 4, 3, 12, 8, 4, 6, 4.Read the answer and worked solution →The mean of first 10 natural numbers is:Read the answer and worked solution →Mean of 5, 10, 15, 20, 25:Read the answer and worked solution →Median of 3, 7, 8, 5, 12, 14, 21, 13, 18:Read the answer and worked solution →Mode of: 2, 3, 3, 5, 7, 3, 8:Read the answer and worked solution →Range of 10, 25, 40, 18, 7:Read the answer and worked solution →Variance of constants is:Read the answer and worked solution →Data that cannot be written as numbers are called what?Read the answer and worked solution →A survey records how many learners sit in each classroom. What type of data is collected?Read the answer and worked solution →How is the mean of a data set calculated?Read the answer and worked solution →What is the median of a data set?Read the answer and worked solution →A sorted data set contains an even number of values. Where does the median lie?Read the answer and worked solution →Why can the mode usually not be worked out for a continuous data set?Read the answer and worked solution →One value in a data set is far larger than every other value. What is that value called?Read the answer and worked solution →How is the range of a data set found?Read the answer and worked solution →A die is rolled and E is the event of getting a multiple of 7. The event E is best described as:Read the answer and worked solution →In a random experiment with sample space S, the event S itself always occurs. Such an event is called:Read the answer and worked solution →An event containing exactly one sample point of the sample space is called:Read the answer and worked solution →The probability of an event A is 0.7. The probability of its complement, not-A, equals:Read the answer and worked solution →A fair die is rolled once. The probability of getting an even number is:Read the answer and worked solution →Two events that cannot occur together in a single trial are called:Read the answer and worked solution →A coin is tossed three times. The number of outcomes in the sample space is:Read the answer and worked solution →A fair die is rolled once. The probability that the number shown is a multiple of 3 is:Read the answer and worked solution →One card is drawn from a well-shuffled pack of 52 cards. The probability that it is an ace is:Read the answer and worked solution →For two events, P(A) = 0.35, P(B) = 0.45 and P(A and B) = 0.20. Then P(A or B) equals:Read the answer and worked solution →A and B are mutually exclusive with P(A) = 1/4 and P(B) = 1/3. The probability that A or B occurs is:Read the answer and worked solution →

Worked practice questions

CA Foundation · Quant · Statistics ↔ Definition

Read exercise and reference answers
Matching pairs
  1. A
    Mean
    B
    Sum of values ÷ Count
  2. A
    Median
    B
    Middle value when data is sorted
  3. A
    Mode
    B
    Most frequently occurring value
  4. A
    Range
    B
    Highest − Lowest value
  5. A
    Standard Deviation
    B
    Measure of spread around the mean
  6. A
    Coefficient of Variation
    B
    (SD / Mean) × 100
Instructions
Flip cards to match each statistic to its definition.

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SAT · Mathematics · Statistics: Mean / Median / Mode

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Matching pairs
  1. Left
    Sum / count
    Right
    Mean
  2. Left
    Middle value when sorted
    Right
    Median
  3. Left
    Most frequent value
    Right
    Mode
Instructions
Match each statistic to its definition or sample value.

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GRE · Quantitativeaptitude · Statistics — Mean/Median/Mode/Range

Read exercise and reference answers
Matching pairs
  1. Left
    Sum / count
    Right
    Mean
  2. Left
    Middle value of sorted data
    Right
    Median
  3. Left
    Most frequent value
    Right
    Mode
Instructions
Match each statistic to its definition.

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