Twelve synchronized swimmers are forming a circle. The locations of three of those swimmers are (13,-2),(-1,-2),and (6,-9). A 4t
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You must calculate the length of the segments.
Suppose segments AB and CD
Being A (m, n), B (p, q) C(r,s) and D(t,u)
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They are congruent if:
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Suppose segments AB and CD
Being A (m, n), B (p, q) C(r,s) and D(t,u)
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They are congruent if:
</span>
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Answer: 1.303639
Step-by-step explanation:
The t-score for a level of confidence is given by :_
, where df is the degree of freedom and
is the significance level.
Given : Level of significance :
Then , significance level :
Sample size :
Then , the degree of freedom for t-distribution:
Using the normal t-distribution table, we have
Thus, the t-score should be used to find the 80% confidence interval for the population mean =1.303639