Construct a stem-and-leaf plot for each of the following sets of data.a) Minutes on the bus to school:8, 12, 18, 10, 13, 24, 30,
1 answer:
a)
• Data: 8,,, 12,, ,18, 10, 13, 24, 30, 19, 22,, ,24, 19,, ,14, 17,, ,32,, ,21
<em />
<em>Organizing the data:</em>
• 0: 8
,• 1: 0, 2, 3, 4, 7, 8, 9, 9
,• 2: 1, 2, 4, 4,
,• 3: 0, 2
<em>Plotting:</em>
b)
• Data: 54,, 63, ,52, 54, 21,, ,39, 48,, ,55,, ,32,, 68, ,53, 44, 49,, ,36,, ,27
<em>Organizing the data:</em>
• 2: 1, 7
,• 3: 2, 6, 9
,• 4: 4, 8, 9
,• 5: 2, 3, 4, 4, 5,
,• 6: 3, 8
<em>Plotting:</em>
<em />
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Answer:
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Step-by-step explanation:
<u>Given points:</u>
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<u>Use slope formula:</u>
Answer:
CD = 8 cm
Step-by-step explanation:
Given
See attachment
Required
Find CD
To calculate CD, we first calculate BC using the following equivalent ratio
Substitute values for AB, AE and ED
Express as fraction
Cross Multiply
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To calculate CD,
We make use of the following equivalent ratio
Where
So, we have:
Express as fraction
Cross Multiply
Divide through by 4.5
