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  3. assignment 12019 1 x 23 22 44 12 25 24...

Question: assignment 12019 1 x 23 22 44 12 25 24...

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Assignment 1-2019

1.  

X: 23   22        44        12        25        24        16        50        42        21        21        36        23        22        41

Y: 50   50        50        50        50        49        43        44        48        47        46        8          3          4          2

P: 5      3          5          7          12        5          43        15        17        11        48        50        41        12        50

a) Make a frequency distributions for data set x  and i=1

b)  Combine set x, y and p and make a grouped frequency distribution (use i = 4, first bin 2-5).  

c)  Using the same data and distribution add a column that shows the proportion frequency and the relative frequency (%)

d) add a further column that shows the cumulative frequency.

2. Use the following grouped frequency distribution to answer the following questions.

Score        f

30-32 2

27-29 3

24-26 2

21-23 3

18-20 1

15-17 2

a. Use the distribution to determine the score associated with C50, C75, C25

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