Red Green
In a particular population males were tested for red-green colourblindness math question?
In a particular population males were tested for red-green colourblindness. Of the 250 000 males tested, 20 000 were colourblind.
The percentage of females in the population that were red-green colourblind were most likely about:
a)0.28%
b)0.65%
c)1.4%
d)1%
the steps on how to do it would be awesome too 
more data required.
 |
 One Two Fish Red Blue 5 Yards 1 1 2 Grosgrain Printed Ribbon Green $6.85 Time Remaining: 2h 28m |
 One Two Fish Red Blue 5 Yards 1 1 2 Grosgrain Printed Ribbon Green $6.85 Time Remaining: 4h 57m |
 One Two Fish Red Blue 5 Yards 1 1 2 Grosgrain Printed Ribbon Green $6.85 Time Remaining: 5h 42m |
 3 8 SCHOOL TARTAN PLAID RED GREEN Christmas Ribbon 5YD $3.59 Time Remaining: 5h 47m Buy It Now for only: $3.59 |
 One Two Fish Red Blue 5 Yards 1 1 2 Grosgrain Printed Ribbon Green $6.85 Time Remaining: 5h 48m |
 5 8 SCHOOL TARTAN PLAID RED GREEN MACGREGOR RIBBON 5YD $3.83 Time Remaining: 5h 51m Buy It Now for only: $3.83 |
 7 8 SCHOOL UNIFORM TARTAN PLAID RED GREEN NAVY RIBBON $1.00 Time Remaining: 5h 56m Buy It Now for only: $1.00 |
 5 8 SCHOOL UNIFORM TARTAN PLAID RED GREEN NAVY RIBBON $1.00 Time Remaining: 5h 59m Buy It Now for only: $1.00 |
 25 Yards Christmas Ribbon Stripes Red Green WFR 2 1 2 $10.79 Time Remaining: 6h 11m Buy It Now for only: $10.79 |
 One Two Fish Red Blue 5 Yards 1 1 2 Grosgrain Printed Ribbon Green $6.85 Time Remaining: 6h 12m |
 25 Yards Decorative Gifts GLITTER SPARKLE RED LIME GREEN STRIPES Wired Ribbon $23.45 Time Remaining: 8h 2m |
 2L BEAD SPRING ORNAMENT MINIATURES RED Green White $1.25 Time Remaining: 8h 18m |
 One Two Fish Red Blue 5 Yards 1 1 2 Grosgrain Printed Ribbon Green $6.85 Time Remaining: 8h 48m |
 Parrot Feathers 10 Red Yellow Green Amazon Set JB $24.95 (1 Bid) Time Remaining: 9h 16m |
 Parrot Feathers 10 Red Blue Green Pionus Set JC $24.95 Time Remaining: 9h 18m |
 wholesale 20 yards 3 810mm Christmas green wavy Satin Ribbon Red ZD 30 $0.99 Time Remaining: 9h 44m |
 5 yds 78 RED AND GREEN CHRISTMAS Candy Cane Grosgrain Ribbon $5.00 Time Remaining: 9h 46m Buy It Now for only: $5.00 |
 9M 10 YARD RED GREEN FLOWER RIBBON LACE TRIM NEW 177 $9.95 Time Remaining: 10h 1m |
 MINIATURE 11MM CLEAR BALL ORNAMENTS RED AND GREEN $1.99 Time Remaining: 11h 20m |
 13+Y 25 Red Organza Green Candy Stripe Wired Ribbon Wire Edged 25 Inch 64 cm $15.96 Time Remaining: 11h 25m Buy It Now for only: $15.96 |
 RIBBON GREEN RED WHITE DAISYS OVER YELLOW $3.00 Time Remaining: 11h 57m |
 One Two Fish Red Blue 5 Yards 1 1 2 Grosgrain Printed Ribbon Green $6.85 Time Remaining: 12h 53m |
 WHOLESALE Craft Supply 4M 45 Yard RED GREEN White Ribbon Lace Trim NEW 168 $5.98 Time Remaining: 12h 53m |
 25 YdS 3 16 RED Green Gold XMAS FINESSE Ribbon Trim $7.99 Time Remaining: 13h 3m Buy It Now for only: $7.99 |
 WHOLESALE Craft Supply 9M 10 Yard RED GREEN Yellow Ribbon Lace Trim NEW 090 $8.50 Time Remaining: 13h 6m |
 WHOLESALE Craft Supply 9M 10 Yard GREEN RED Flower Ribbon Lace Trim NEW 112 $8.50 Time Remaining: 13h 7m |
 15 100 YARD Spool Roll CHRISTMAS FDL FLEUR DE LIS GROSGRAIN Ribbon Red GREEN $58.99 Time Remaining: 13h 8m Buy It Now for only: $58.99 |
 WHOLESALE Craft Supply 9M 10 Yard RED GREEN Flower Ribbon Lace Trim NEW 177 $8.50 Time Remaining: 13h 9m |
 25 Y 5 8 RED GREEN GLD CHRISTMAS Ribbon Craft TRIM BOW $7.99 Time Remaining: 13h 10m Buy It Now for only: $7.99 |
 25 Yd 7 8 RED GREEN GOLD CHRISTMAS RIBBON TRIM BOW $7.99 Time Remaining: 13h 17m Buy It Now for only: $7.99 |
 6+Yd 15 Red Fabric Green White Dot Wired Ribbon Wire Edged 15 Inch 38 cm $7.98 Time Remaining: 13h 17m Buy It Now for only: $7.98 |
 13+Y 15 Red Fabric Green White Dot Wired Ribbon Wire Edged 15 Inch 38 cm $15.96 Time Remaining: 13h 21m Buy It Now for only: $15.96 |
 One Two Fish Red Blue 5 Yards 1 1 2 Grosgrain Printed Ribbon Green $6.85 Time Remaining: 13h 26m |
 24 Foam Sheets for Crafting Red green white NIP 12x18 sheets $5.00 Time Remaining: 14h 33m |
 50 Yards CHRISTMAS GLITTER SPARKLE RED ZEBRA STRIPES LIME Green Wired Ribbon NEW $43.95 Time Remaining: 14h 55m |
 DANTEX METALLIC TRIMS CORD Red Green XMAS Green 22 YDs $8.99 Time Remaining: 15h 44m Buy It Now for only: $11.99 |
 Polka Dots One Two Fish Red Blue 5 Yards 3 8 Grosgrain Printed Ribbon Green $5.15 Time Remaining: 15h 48m Buy It Now for only: $5.15 |
 WHOLESALE Craft Supply 4M 45 Yard RED GREEN Flower Ribbon Lace Trim NEW 043 $0.01 Time Remaining: 15h 54m |
 One Two Fish Red Blue 5 Yards 1 1 2 Grosgrain Printed Ribbon Green $6.85 Time Remaining: 15h 56m Buy It Now for only: $6.85 |
 WHOLESALE Craft Supply 4M 45 Yard GREEN RED Flower Ribbon Lace Trim NEW 112 $0.01 Time Remaining: 15h 56m |
 One Two Fish Red Blue 5 Yards 1 1 2 Grosgrain Printed Ribbon Green $6.85 Time Remaining: 15h 59m |
 WHOLESALE Craft Supply 9M 10 Yard GREEN + RED Flower Ribbon Lace Trim NEW 081 $8.48 Time Remaining: 16h 12m |
 WHOLESALE Craft Supply 9M 10 Yard YELLOW+RED+Green Ribbon Lace Trim NEW 101 $8.48 Time Remaining: 16h 13m |
 One Two Fish Red Blue 5 Yards 1 1 2 Grosgrain Printed Ribbon Green $6.85 Time Remaining: 16h 38m |
 RED AND GREEN ORNAMENTS CHRISTMAS $1.99 Time Remaining: 16h 42m |