Mathematics, 30.11.2019 04:31 madisin21
The popularity of computer, video, online, and virtual reality games has raised concerns about their ability to negatively impact youth. the data in this exercise are based on a recent survey of 14 ‑ to 18 ‑year‑olds in connecticut high schools. assume the table displays the grade distributions of boys who have and have not played video games.
grade average
a's and b's c's d's and f's
played games 730 444 190
never played games 214 137 87
give the conditional distribution of the grades of those who have played games. (enter your answers rounded to two decimal places.)
Answers: 3
Mathematics, 20.06.2019 18:04
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Mathematics, 21.06.2019 16:20
Tomas is making trail mix using granola and walnuts. he can spend a total of $12 on the ingredients. he buys 3 pounds of granola that costs $2.00 per pound. the walnuts cost $6 per pound. he uses the equation to represent the total cost, where x represents the number of pounds of granola and y represents the number of pounds of walnuts. he solves the equation for y, the number of pounds of walnuts he can buy. answer- b tomas added 6 to both sides of the equation instead of subtracting 6. just took the test
Answers: 1
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