Mathematics, 09.10.2019 15:00 hpugh2019
The graph shows the average speed of two cars on the highway.
a. what does (2 , 120) repesent?
b. what does (1.5, 67.5) repesent?
c. what does the ratio of the y-coordinate to the x-coordinate for each pair of points on the graph repesent?
d. what does the slope of each line repesent?
e. which car is traveling faster? how can you tell from the graph?
Answers: 1
Mathematics, 21.06.2019 23:00
Unaware that 35% of the 10000 voters in his constituency support him, a politician decides to estimate his political strength. a sample of 200 voters shows that 40% support him. a. what is the population? b. what is the parameter of interest? state its value c. what is the statistics of the interest? state its value d. compare your answers in (b) and (c) is it surprising they are different? if the politician were to sample another 200 voters, which of the two numbers would most likely change? explain
Answers: 2
Mathematics, 22.06.2019 04:00
The perimeter of △cde is 55 cm. a rhombus dmfn is inscribed in this triangle so that vertices m, f, and n lie on the sides cd , ce , and de respectively. find cd and de if cf=8 cm and ef=12 cm. the answer is not cd=20 and de=15. i have tried that one, it does not work.
Answers: 1
The graph shows the average speed of two cars on the highway.
a. what does (2 , 120) repe...
a. what does (2 , 120) repe...
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