The following two-way frequency table shows information collected from a survey of
1 answer:
Answer:
0.62
Step-by-step explanation:
In the picture attached, the table is shown.
We want to find the probability that a student uses the Internet, given that he or she is in eighth grade. Mathematically:
P(Internet | eighth grade) = P(Internet ∩ eighth grade)/P(eighth grade)
P(Internet | eighth grade) = (8/28)/(13/28) = 8/13 = 0.62
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Answer:
Step-by-step explanation:
6) Area of rectangle = 78.5 sq . cm
length * width = 78.5
15.7 * width = 78.5
Width = 78.5/15.7
= 5 cm
7) circumference of circle = 44 cm
r = 7 cm