Two-Way Tables A А
Acellus
4
The following two-way table describes student's
after school activities. Find the probability that a
randomly selected student is in music/drama.
Resources
Grade
Sports
Music Drama
Work
Sophomore
20
7
3
Junior
20
13
2
Help
Senior
25
5
5
Skip
P(Music/Drama) = [?]
Round to the nearest hundredth.
Enter

The train station clock runs too fast and gains 5 minutes every 10 days. how many minutes and seconds will it have gained at the end of 9 days?

Apsychology student wishes to investigate differences in political opinions between business majors and political science majors at her college. she randomly selects 100 students from the 260 business majors and 100 students from the 180 political science majors. does this sampling plan result in a simple random sample? why or why not? no, because each group of 200 students in the sample does not have the same chance of being selected. yes, because each group of 200 students in the sample has the same chance of being selected. no, because each individual student does not have an equal chance of being selected. yes, because each individual student has the same chance of being selected.

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