Studies have shown a particular television commercial is understood by 25% of first grade students and 80% of fourth grade students. If a television advertising agency randomly selects one first grader and one fourth grader, what is the probability neither child would understand the commercial, assuming the children's reactions are independent?
I am in a very tight situation. I am a grade 4 social studies teacher. In my classroom, I have students of mixed ability. Some students are above grade level, some on grade level and some below grade level. The bulk of students is
On January 1, 1984 there were 548 more commercial television stations than educational stations in the United States. There were 831 commercial television stations. How many television stations were there in 1984? I think the
(5 points) The mayor of a remote town wanted to investigate the effectiveness of advertisements broadcast through the local television channel. More specifically, the mayor wanted to investigate the effect of the length and the
The director of an advertising agency is concerned with the effectiveness of a television commercial. What null hypothesis is she testing if she commits a type I error when she erroneously says that the commercial is effective.
Mrs. Carlson has discovered that the students in her class who watch a larger amount of television do more poorly on her exams compared to those who watch a smaller amount of television. Which of the following conclusions can Mrs.
1.)What is Robert MacNeil's main point in "The Trouble With Television" A.)News should not be shown on television B.)Commercials are modern art forms C.)People should watch less television D.)There should be more long television
Riding on a school bus are 20 students in ninth grade, 10 students in tenth grade, 9 students in eleventh grade, and 7 students in twelfth grade. Approximately what percent of students on the bus are in ninth grade? How do I go
there are 400 students at smith Elementary school 1/4 of the students are in fourth and fifth grade, 1/10 of the students are in grade 3, 2/8 are in second grade and 2/5 are in first grade . How many kids are in each grade? (4th
This is a Language Arts 8 A. I haven't ever done this but this is a big grade and Language Arts is my worst subject. I don't know if you've read the book The Trouble with Television there is a like below. Please Help!!! 1. What is
A sample of 400 high school students showed that they spend an average of 70 minutes a day watching television with a standard deviation of 14 minutes. Another sample of 500 college students showed that they spend an average of 55