1) Heights (in cm) of 24 women in a study are shown below:
148.1, 158.1, 158.1, 151.4, 152.9, 159.1, 151.0, 158.2, 148.2, 147.3, 145.6,
155.1, 155.2, 149.7, 147.0, 152.2, 149.1, 145.2, 145.9, 149.7, 149.3, 152.3,
146.9, 148.2.
(a) Construct a frequency distribution table and show the following:
(i) Class interval,
(ii) True class interval,
(iii) Frequency distribution,
(iv) Relative frequency distribution,
(v) Cumulative frequency distribution,
(vi) Relative cumulative frequency distribution,
(vii) Construct a stem-and-leaf plot, and
(viii) Comment on the main features of the data