
The mode of the following data is . Find the missing frequency in it.
Class interval
Frequency


Important Questions on Statistics
Find the missing frequency of the following data if its mode is .
Expenditure | |||||
Number of families |

The following table shows the age distribution of cases of a certain disease admitted during a year in a particular hospital:
Age (in years) | ||||||
Number of cases |
Find the average age for which maximum cases occurred.

The following table shows the ages of the patients admitted in a hospital during a year:
Age (in years) | ||||||
Number of patients |
Find the mode and the mean of the data given above. Compare and interpret the two measures of central tendency.

The following frequency distribution gives monthly consumption of electricity of consumers of a locality. Find the mean and mode of the data and compare them:
Monthly consumption | |||||||
Number of consumers |

Find the median of the following frequency distribution:
Class interval | ||||||
Frequency |

Find the median of the following frequency distribution:
Class interval | |||||||
Frequency |

Find the median of the following frequency distribution (up to one decimal place):
Class interval | ||||||||
Frequency |

Find the mode of the following frequency distribution:
Class interval | |||||
Frequency |
Note: This question given in the book seems to have errors and the modified question should be as given below.
Find the median of the following frequency distribution:
Class interval | |||||
Frequency |
