WorksheetsProbability/Two Way Frequency
Total questions: 25
Worksheet time: 3hrs 45mins
A class survey asks students of their theatre preferences of comedy or mystery. The results are shown in the given table. Based on this survey, what is the probability of a male from this school choosing mystery?
60/105
60/95
60/188
60/83
A survey of 15-18 year olds asked if they used Twitter, or not. The results are shown in the given table. What is the probability that a person chosen at random is female who does not use Twitter?
64/395
206/395
32/395
236/395
Freshman girls and boys were surveyed to choose their favourite subject from the list of Math, English or Science. The results are shown in the two-way relative frequency table. If a student is chosen at random from this group, what is the probability that the student is a girl who chose math?
27%
33%
39%
40%
What number should go in the blue box?
21
135
19
22
How many total have no cell phone?
13
9
22
100
How many female students are taking physics?
14
19
33
24
This table shows the number of female and male students in each science class. How many students are taking biology?
18
8
80
26
