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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