Chi~square Test Monohybrid Cross Dihybrid Cross Sex~linked Cross

To solve problem: example for #1
Problem #1:
1. Total # of flies observed:
2. Observed Flies:
• wild eyes:
• sepia eyes:
3. Expected Flies:
4. Expected ratio:
• wild eyes:
• sepia eyes:
5. X 2 = (show all work)
6. V=
7. confidence =
To solve problem: example for #2
Problem #2:
1. Total # of flies observed:
2. Observed Flies:
• wild eyed/normal wings
• sepia eyed/normal wing
• wild eyed/vestigial wing
• sepia eyed/vestigial wing
3. Expected ratio:
4. Expected Flies:
• wild eyed/normal wings
• sepia eyed/normal wing
• wild eyed/vestigial wing
• sepia eyed/vestigial wing
5. X 2 = (show all work)
6. V=
7. confidence =
To solve problem: example for #3
Problem #3:
1. Total # of flies observed:
2. Observed Flies:
• wild eye female
• white eye female
• wild eye male
• white eye male
3. Expected ratio:
4. Expected Flies:
• wild eye female
• white eye female
• wild eye male
• white eye male
5. X 2 = (show all work)
6. V=
7. confidence =
X 2 = S (O - E) 2 / E