Mathematics, 17.12.2019 04:31, dndndndnxmnc
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?
a. the sample size is not large enough to represent the population.
b. the sample was not chosen at random.
c. the way the sample was chosen may overrepresent or underrepresent students taking certain language classes.
d. the way the sample was chosen does not sample students from each different language class.
Answers: 1
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Mathematics, 21.06.2019 22:50, tali2561
Aclassroom is made up of 11 boys and 14 girls. the teacher has four main classroom responsibilities that she wants to hand out to four different students (one for each of the four students). if the teacher chooses 4 of the students at random, then what is the probability that the four students chosen to complete the responsibilities will be all boys?
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