Answer:
7 students play an instrument.
Calculation:
35=100%
20%=[20×35]÷100
=7
<span>Both variables are categorical. We analyze an association through a comparison of conditional probabilities and graphically represent the data using contingency tables. Examples of categorical variables are gender and class standing.</span>
Answer:
The better but is 3 for $3.33
12 for $13.32
Step-by-step explanation:
3.33/3 = 1.11
2.68/2 = 1.34
The better buy is 3 for $3.33
1.11 x 12 = 13.32
1.34 x 12 = 16.08
Answer:
67
Step-by-step explanation:
To find exterior angles you add non-adjacent interior angles.
