Data Interpretation
Practice Data Interpretation MCQs from Statistics — Mathematics.
If the mode of a distribution is 15 and the mean is 15, what is the median?
Calculate the range of the following: -5, -2, 0, 5, 10.
In a pie chart, if the 'Food' sector is 144 degrees, what percentage of total expenditure is spent on food?
Which of the following is true for the values of a dataset: 2, 2, 2, 2, 2?
What is the lower limit of the median class for the following: (0-10, f=2), (10-20, f=5), (20-30, f=3)?
If the sum of squares of deviations from the mean is zero, then:
A set of data consists of 10 items with mean 12. If another 10 items with mean 18 are added, what is the new mean?
In a histogram, the width of the bars represents:
The mean of five numbers is 20. If one number is excluded, the mean becomes 15. What is the excluded number?
In a bar chart, if the total frequency is doubled while keeping proportions same, the height of the bars will:
What is the median for the first 100 natural numbers?
If the mean of a data set is 10 and the coefficient of variation is 20%, what is the standard deviation?
In which data series is the formula for median position (N/2) used instead of (N+1)/2?
Which of the following describes 'Data Interpretation'?
If the sum of frequencies is 40 and the cumulative frequency up to the third class is 18, what is the 'more-than' frequency for the fourth class onwards?
The mean of 1, 2, 3, ..., n is given by the formula:
A class has 20 boys and 30 girls. The mean height of boys is 150 cm and girls is 140 cm. What is the mean height of the whole class?
The following is a list of shoe sizes: 5, 6, 7, 7, 8, 9. If a shoe size of 7 is added, which measure will definitely change?
A circle in a pie chart is divided into 3 sectors. Two sectors are 120 and 150 degrees. What is the angle of the third sector?