Define the following terms: (i) Observations                                (ii)  data (iii) Frequency of an observation (iv)Frequency distribution

Define the following terms: (i) Observations (ii) Raw data (iii) Frequency of an observation (iv) Frequency distribution (v) Discrete frequency distribution (vi) Grouped frequency distribution (vii) class-interval (viii) Class-size (ix) Class limits (x) True class limits

Draw a frequency polygon from the following frequency distribution

Define the following term with its unit. Frequency

The mode for the following frequency distribution :

Find the mean for the following frequency distribution :

Find the median for the following frequency distribution:

Find the mode of the following frequency distribution :

Find the mode of the following frequency distribution

Define the following terms in relation to a wave : frequency

Define the term frequency .