the following data gives the length in cm of 30 pieces of iron rod
45 55 65 60 61 68 59 54 64 76
50 68 72 68 80 67 70 62 79 67
64 63 71 59 64 53 57 74 55 57
a. using class intervals of 45-49, 50-54, 55-59 construct a frequency table of the data
b.draw the histogram for the distribution
c. calculate the mean of the distribution
d. what is the probability of selecting an iron whose length is the modal class?
In Mathematics
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Asked by Lauren on 23rd March, 2019
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