Mathematics, 03.04.2020 22:06 kikirogers2255
Charles wants to find out if the students in foreign language classes spend more time in class speaking in English or in the
- foreign language they are studying. Charles first gets class lists of all students taking foreign language classes. He then
chooses 10 students from each different language class to survey. Which best explains why the sample he chose may not be
a representative sample?
The sample size is not large enough to represent the population.
The sample was not chosen at random
The way the sample was chosen may overrepresent or underrepresent students taking certain language classes.
The way the sample was chosen does not sample students from each different language class.
Answers: 3
Mathematics, 21.06.2019 17:00, saltytaetae
The tuition costs, c, for a local community college are modeled by c(h) = 250 + 200h, where h represents the number of credit hours taken. the local state university has tuition costs, s, modeled by the function s(h) = 300 + 180h. how many credit hours will a student have to take for the two tuition costs to be equal? round the answer to the nearest tenth of an hour.
Answers: 3
Mathematics, 21.06.2019 20:50, kassandramarie16
Amanda went into the grocery business starting with five stores. after one year, she opened two more stores. after two years, she opened two more stores than the previous year. if amanda expands her grocery business following the same pattern, which of the following graphs represents the number of stores she will own over time?
Answers: 3
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