Mathematics, 02.03.2020 21:27 MuntazerMehdi9746
Exercise 4.12 provides a 95% confidence interval for the average spending by American adults during the six-day period after Thanksgiving 2009: ($80.31, $89.11).(a) A local news anchor claims that the average spending during this period in 2009 was $100. What do you think of this claim?(b) Would the news anchor’s claim be considered reasonable based on a 90% confidence interval? Why or why not? (Do not actually calculate the interval.)
Answers: 2
Mathematics, 21.06.2019 13:10
The rows and columns of lattice points in a three-by-three square array are evenly spaced one unit apart. how many distinct triangles with at least one side of length 2 units can be drawn using three lattice points for the vertices?
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Mathematics, 21.06.2019 19:20
When are triangles considered similar? a. corresponding angles are equal andcorresponding sides are proportionalb. corresponding angles are proportional andcorresponding sides are equalc. corresponding angles are equal orcorresponding sides are proportionald. corresponding angles are proportional orcorresponding sides are equal select the best answer from the choices providedmark this and retumsave and exitnext
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Mathematics, 21.06.2019 20:10
Select the correct answer what is the most direct use of a compass in geometric constructions? a. to draw congruent angles b. to draw arcs of a given size c. to draw perpendicular lines d. to draw straight lines reset next next
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Exercise 4.12 provides a 95% confidence interval for the average spending by American adults during...
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