MCQs

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Overall MCQs for Reference

What is the median in a data set?
a. Highest value
b. Lowest value
c. Middle value
d. Most frequent value
Answer: c. Middle valuegyansetu+2
In which order should data be arranged to find the median?
a. Random order
b. Only descending
c. Ascending or descending
d. Order does not matter
Answer: c. Ascending or descendinggeeksforgeeks+2
If a data set has an even number of values, how is the median calculated?
a. Pick the first value
b. Mean of two middle values
c. Pick the last value
d. Value with the highest frequency
Answer: b. Mean of two middle valuesinvestopedia+2
Which of the following is least affected by outliers?
a. Mean
b. Median
c. Mode
d. Range
Answer: b. Mediantestbook+1
The median divides a data set into:
a. Four parts
b. Two equal halves
c. Three segments
d. Quartiles
Answer: b. Two equal halvesgeeksforgeeks+1
For data 3, 9, 10, 12, 15, what is the median?
a. 9
b. 10
c. 12
d. 15
Answer: b. 10byjus+1
The median of 4, 6, 8, 10 is:
a. 8
b. 7
c. 9
d. 6
Answer: a. 8byjus+2
What is the formula for the median if n is odd?
a. th term
b. th term
c. th term
d. th term
Answer: b. th termgeeksforgeeks+1
Which measure of central tendency is most affected by extreme values?
a. Mean
b. Median
c. Mode
d. Median and mode
Answer: a. Meanscribd+1
In a normal distribution, the mean, median, and mode are:
a. All the same
b. All different
c. Equal to zero
d. None of the above
Answer: a. All the sameinvestopedia+1
Which graph is best for observing the position of the median?
a. Bar chart
b. Pie chart
c. Box plot
d. Scatterplot
Answer: c. Box plotgyansetu
In the list 6, 7, 2, 5, 3, what is the median?
a. 2
b. 3
c. 5
d. 6
Answer: c. 5geeksforgeeks+1
Median of grouped data can be calculated by:
a. Mode formula
b.
c.
d. No formula needed
Answer: b. geeksforgeeks+1
Median is particularly useful when data is:
a. Symmetrical
b. Contains outliers
c. Has no outliers
d. Randomly distributed
Answer: b. Contains outlierstestbook+1
The value of median may:
a. Never be in the dataset
b. Always be in the dataset
c. May or may not be in the dataset
d. Is always larger than mean
Answer: c. May or may not be in the datasetgeeksforgeeks
When n = 7, which is the median term?
a. 3rd
b. 4th
c. 5th
d. 6th
Answer: b. 4thbyjus+1
To find the median in Excel, which function is used?
a. =MEAN()
b. =MEDIAN()
c. =MODE()
d. =MID()
Answer: b. =MEDIAN()towardsdatascience+1
The median for 1, 1, 3, 6, 7, 8, 12 is:
a. 6
b. 7
c. 3
d. 8
Answer: a. 6geeksforgeeks+1
In a skewed right distribution, which is higher?
a. Mean > Median
b. Median > Mean
c. Median = Mean
d. None
Answer: a. Mean > Medianinvestopedia+1
What is the first step in finding a median?
a. Subtract the largest from the smallest
b. Arrange data in order
c. Divide by number of values
d. Add all values
Answer: b. Arrange data in ordersimplilearn+2
What does the median represent in statistics?
a. Typical value
b. Maximum value
c. Boundary of dataset
d. Outlier
Answer: a. Typical valuegeeksforgeeks
Which is true about median and mean?
a. Both always equal
b. Both unaffected by outliers
c. Median is robust to outliers; mean is not
d. Mean is robust to outliers; median is not
Answer: c. Median is robust to outliers; mean is notscribd+1
Which is NOT a central tendency measure?
a. Mean
b. Percentile
c. Median
d. Mode
Answer: b. Percentileincludehelp+1
In data science, median helps in:
a. Prediction only
b. Summarizing data
c. Data encryption
d. Classification only
Answer: b. Summarizing dataincludehelp+1
For data 7, 8, 13, 15, 19, 22, 40, the median is:
a. 13
b. 15
c. 19
d. 22
Answer: b. 15byjus+1
What is the median in ?sanfoundry+3
a. 2
b. 3
c. 4
d. 4
Answer: d. 4byjus
If all values in a data set are identical, mean and median will be:
a. Same
b. Different
c. Mean is zero
d. Median is zero
Answer: a. Sameinvestopedia+1
Which real-world scenario best requires using a median over a mean?
a. Average temperature
b. Typical house price
c. Age in a small sample
d. Sum of sales
Answer: b. Typical house pricetestbook+1
Median is less accurate than mean when:
a. Data is symmetrical
b. Data is skewed
c. Data has outliers
d. Median is always more accurate
Answer: a. Data is symmetricalgeeksforgeeks
When using Python, which method calculates the median?
a. np.mean()
b. np.median()
c. np.mode()
d. np.average()
Answer: b. np.median()towardsdatascience
The median of 3, 7, 3, 5, 8 is:
a. 3
b. 5
c. 7
d. 8
Answer: b. 5byjus+1
For frequency distribution, the median lies in the:
a. Median class
b. Modal class
c. Tallest class
d. First class
Answer: a. Median classgeeksforgeeks+1
Which is the median for data: 9, 11, 15, 18, 24, 28, 39?
a. 18
b. 15
c. 24
d. 11
Answer: a. 18byjus+1
If a dataset contains 15 numbers, the median is the:
a. 7th number
b. 8th number
c. 15th number
d. 6th number
Answer: b. 8th numbergeeksforgeeks+1
Median is NOT used for:
a. Ordinal data
b. Skewed distributions
c. Continuous data
d. Nominal data
Answer: d. Nominal datageeksforgeeks+1
If all scores increase by 5, new median is:
a. Increases by 5
b. Increases by 10
c. Decreases by 5
d. Unchanged
Answer: a. Increases by 5geeksforgeeks
Median can be used for which type of data?
a. Categorical only
b. Ordinal and ratio
c. Nominal only
d. None
Answer: b. Ordinal and ratiogeeksforgeeks+1
Difference between mean and median is greatest when:
a. Data is uniform
b. Data is symmetrical
c. Data is skewed with outliers
d. Data is normal
Answer: c. Data is skewed with outliersinvestopedia+1
Which statement is true?
a. Median always equals mean
b. Median is same as mode
c. Median divides a series into two equal parts
d. Mode equals range
Answer: c. Median divides a series into two equal partsaskfilo+1
Median is most suitable for:
a. Highly skewed data
b. Symmetrical data
c. Multimodal data
d. Uniform data
Answer: a. Highly skewed datascribd+1
In a list of 9 values, the median is at position:
a. 4
b. 5
c. 6
d. 7
Answer: b. 5byjus+1
For class intervals, median is calculated using:
a. Mean formula
b. Mode formula
c. Median formula for grouped data
d. Standard deviation formula
Answer: c. Median formula for grouped datageeksforgeeks+1
Median can summarize:
a. Variability
b. Center of distribution
c. Outliers
d. Frequency
Answer: b. Center of distributiongeeksforgeeks
What is the median if all values except one are the same?
a. The outlier value
b. The common value
c. Median not defined
d. None
Answer: b. The common valuetestbook+1
Calculating the median is best when using:
a. Unordered data
b. Sorted data
c. Random data
d. Mean only
Answer: b. Sorted datasimplilearn+1
Which is false?
a. Median is not affected by extreme values
b. Median requires ordering values
c. Median is used for nominal data
d. Median splits data into two halves
Answer: c. Median is used for nominal datageeksforgeeks+1
The median for an even set 1, 3, 5, 9 is:
a. 5
b. 4
c. 8
d. 6
Answer: b. 4khanacademy+1
Median is to central value as mode is to:
a. Range
b. Frequency
c. Outlier
d. Sum
Answer: b. Frequencyincludehelp+1
Which statistic is most robust to extreme change in a single value?
a. Mean
b. Median
c. Mode
d. Range
Answer: b. Medianscribd+1
When n is large, and data is sorted, the median is:
a. The average value
b. The greatest value
c. Median is the middlemost value
d. Least value
Answer: c. Median is the middlemost valuegeeksforgeeks+1

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