In order to estimate the typical amount of TV watched per day by students at her
ID: 3369437 • Letter: I
Question
In order to estimate the typical amount of TV watched per day by students at her school of 1,000 students, a student has all of the students in her statistics class (30 students) take a short survey, finding that, on average, students in her statistics class report watching 1.2 hours of television per day.
Among the students in her class, the information for three particular students is given here:
(i) Alejandra reported watching 2 hours of TV a day, but not watching TV yesterday.
(ii) Ben reported watching 4 hours of TV a day and watching TV yesterday.
(iii) Cassie reported watching 30 minutes of TV a day and not watching TV yesterday.
Use this information to fill in the blank data table below, where the last row (…) indicates that additional information is present in the real data table since there were actually 30 students in the survey. Be sure to provide appropriate labels/headings for each of the three columns.
..... ..... .....Explanation / Answer
NAME TV WATCHING TIME PER DAY YESTERDAY TV WATCHED OR NOT Alenjandra 2 hours Not watched Ben 4 hours Watched Cassie 0.5 hours Not watched
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