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9
questions
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1. Multiple-choice
30 seconds
1 pt
Which significance level (column) do you look at when finding the critical value?
.50
.10
.05
.01
2. Multiple-choice
30 seconds
1 pt
How do you find degrees of freedom?
one less than the possible genotypes
one less than the possible phenotypes
total number divided 2
total number times 2
3. Multiple-choice
30 seconds
1 pt
How do you find critical value?
where degrees of freedom lines up with significance level
where significance level lines up with chi-square
the difference between total and chi-square
degrees of freedom minus significance level
4. Multiple-choice
5 minutes
1 pt
How do you find the expected number?
ratio from punnett square multiplied to total
ratio from punnett square divided by total
ratio from punnett square multiplied by observed number
ratio from punnett square minus observed number
5. Multiple-choice
5 minutes
1 pt
Observed in the wild are 10 circles, 20 squares and 30 triangles. The ratio for this particular population is 2:3:5 observed: 10 circles expected: observed 20 squares expected : 18 observed 30 triangles expected: 30 What is the expected number for circles?
6
12
18
24
6. Multiple-choice
2 minutes
1 pt
Observed in the wild are 10 circles, 20 squares and 30 triangles. The ratio for this particular population is 2:3:5 observed: 10 circles expected: 12 observed 20 squares expected : 18 observed 30 triangles expected: 30 What is the degrees of freedom?
1
2
3
4
7. Multiple-choice
5 minutes
1 pt
Observed in the wild are 10 circles, 20 squares and 30 triangles. The ratio for this particular population is 2:3:5 observed: 10 circles expected: 12 observed 20 squares expected : 18 observed 30 triangles expected: 30 What is the critical value?
3.841
5.991
7.815
9.488
8. Multiple-choice
5 minutes
1 pt
Observed in the wild are 10 circles, 20 squares and 30 triangles. The ratio for this particular population is 2:3:5 observed: 10 circles expected: 12 observed 20 squares expected : 18 observed 30 triangles expected: 30 What is the X2 of this problem?
.22
.33
.44
.55
9. Multiple-choice
2 minutes
1 pt
Observed in the wild are 10 circles, 20 squares and 30 triangles. The ratio for this particular population is 2:3:5 observed: 10 circles expected: 12 observed 20 squares expected : 18 observed 30 triangles expected: 30 Would you accept or reject?