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, 21.06.2019 14:50, brad7330
An assembly consists of two mechanical components. suppose that the probabilities that the first and second components meet specifications are 0.87 and 0.84. assume that the components are independent. determine the probability mass function of the number of components in the assembly that meet specifications. x
Answers: 1
Mathematics, 21.06.2019 15:40, helper4282
The number of lattes sold daily for two coffee shops is shown in the table: lattes 12 52 57 33 51 15 46 45 based on the data, what is the difference between the median of the data, including the possible outlier(s) and excluding the possible outlier(s)? 48.5 23 8.4 3
Answers: 3
Mathematics, 21.06.2019 19:10, KariSupreme
At a kentucky friend chicken, a survey showed 2/3 of all people preferred skinless chicken over the regular chicken. if 2,400 people responded to the survey, how many people preferred regular chicken?
Answers: 1
The popularity of computer, video, online, and virtual reality games has raised concerns about their...