Solutions
1. Range = $2381 - $1773 = $608
Mean = $2035.40
2. Range = $3291 - $2459 = $8732
Mean = $2870.80
3. $2870.80 - $2035.40 = $835.40
4. Answers will vary
5. Female < 21 Female ≥ 21 Male < 21 Male ≥ 21
Activity 4 • Statistics with the Casio fx-9750GII
