Mathematics, 30.10.2020 19:10 xojade
This circle graph shows the results of a survey of the ages of the people in a store.
What percentage of people are between 11 and 17 years old? Round to the nearest percentage if necessary.
11%
19%
25%
50%
Answers: 2
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If there is no real number solution to the quadratic equation x^2+2x+c=0 what is a possible value of c? 1 -2 0 3
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Two corresponding sides of two similar triangles are 3cm and 5cm. the area of the first triangle is 12cm^2. what is the area of the second triangle?
Answers: 1
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Astudy was interested in determining if eating milk chocolate lowered someone's cholesterol levels. ten people's cholesterol was measured. then, each of these individuals were told to eat 100g of milk chocolate every day and to eat as they normally did. after two weeks, their cholesterol levels were measured again. is there evidence to support that their cholesterol levels went down? how should we write the alternative hypothesis? (mud = the population mean difference= before - after)a. ha: mud = 0b. ha: mud > 0c. ha: mud < 0d. ha: mud does not equal 0
Answers: 1
This circle graph shows the results of a survey of the ages of the people in a store.
What percenta...
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