Mathematics, 13.10.2020 19:01 Lindy5657
3) The weights (in kg) of 35 persons are given below:
43, 51, 47, 62, 48, 40, 50, 62, 53, 56, 40, 48, 56, 53, 50, 42, 55, 52, 48, 46, 45, 54, 52, 50, 47, 44, 54, 55, 60, 63,
58, 55, 60, 58, 53
a) Group this data by using the Sturges’ formula to determine the number of classes. Keep the width of
each class equal.
b) Find the mean, median, standard deviation and variance of the grouped data obtained in (a) above.
Answers: 3
Mathematics, 21.06.2019 16:30
International calls require the use of a country code. many country codes a 3-digit numbers. country codes do not begin with a 0 or 1. there are no restrictions on the second and third digits. how many different 3-digit country codes are possible?
Answers: 2
3) The weights (in kg) of 35 persons are given below:
43, 51, 47, 62, 48, 40, 50, 62, 53, 56, 40, 4...
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