Probability based on the given information

Assignment Help Basic Statistics

Reference no: EM1315908

Here is a two-way table showing enrollment data for full-time undergraduate students in U.S. colleges and universities. The entries are thousands of students:

Age	Two-year programs	Four-year programs
15 to 17 years	44	79
18 to 21 years	1345	3869
22 to 44 years	776	1647
45 years and over	49	62
TOTAL	2212	5657

1. How many students were 18 to 21 years old?

A) 1,345
B) 5,214
C) 521,400
D) 3,869,000
E) 5,214,000

Corrective lens wearers by sex and type

	Male	Female
Eyeglasses only (millions)	43.3	54.6
Contact lenses (millions)	2.9	7.0
TOTAL	46.2	61.6

2. From the table, 11.4% of female corrective lens wearers wear contact lenses. The corresponding percentage for males is

A) 2.9%
B) 6.3%
C) 6.7%
D) None of the above.

Reference no: EM1315908

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