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Mathematics Questions & Answers

Q:
What is the standard deviation of this data set? Use a calculator to help you. Round your answer to the nearest tenth. \( 11,16,22,28,29,30,31,34,37,38,43,49,56,78,99 \) \( \begin{array}{l}\text { A. } 29.3 \\ \text { B. } 23.2 \\ \text { C. } 27.5 \\ \text { D. } 25.9\end{array} \)
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Poperties of angles (identify a snape, Re raetionship between triangle)
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(b) \( \int \frac{1}{x^{2} \sqrt[5]{x^{2}}} d x= \)
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Nonparametric Measures of Correlation Using the datasetlab04 file on Brightspace, run a crosstabulation with the appropriate nonparametric correlation coefficient for the following scenarios: Scenario 1 Determine the relationship between gender (IV = sex) and political party affiliation (DV = partyid) (partyid is measured ranging from 0 for strong democrat to 6 strong republican). Run crosstabulation with a gamma correlation coefficient: Interpretation:
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Solve the system of equations by using the substitution method. \( \begin{array}{l}x+y=16 \\ x=3 y\end{array} \) Select the correct choice below and, if necessary, fill in the answer box to complete your choice. A. The solution is \( \square \). (Simplify your answer. Type an ordered pair.) B. There are infinitely many solutions. C. There is no solution.
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3. \( \int \sec ^{2}(-5 x) d x= \)
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b) Un rectangulo tiene \( 7,4 \mathrm{~m} \). de base y \( 8,1 \mathrm{~m} \) de altura; calcul os ángulos que la diagonal forma os Liados.
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5. Hallar el perímetro y el área del trapecio rectángulo.
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5. Se va a celebrar la final del salto de longitud en un torneo de atletismo. Participan 8 atletas. ¿de cuantas formas pueden repartirse las tres medallas: oro, plata y bronce?
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\( \sqrt {3y+1=\sqrt {y-1}} \)
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