Find the proportion of female bears in the study. Use a 0.05 significance level to test the claim that when the bears were selected, they were selected from a population in which the percentage of females is equal to 50%.   Age Sex 19 Male 55 Male 81 Male 115 Male 104 Female 100 Female 56 Male 51 Male 57 Female 53 Female 68 Male 8 Male 44 Female 32 Male 20 Female 32 Male 45 Male 9 Female 21 Male 177 Male 57 Female 81 Female 21 Male 9 Male 45 Male 9 Male 33 Male 57 Female 45 Female 21 Male 10 Male 82 Female 70 Female 10 Male 10 Male 34 Male 34 Male 34 Male 58 Female 58 Male 11 Male 23 Male 70 Male 11 Female 83 Female 35 Male 16 Male 16 Male 17 Male 17 Female 17 Female 8 Female 83 Male 18 Male   Proportion of female bears: Null hypothesis   Alternative hypothesis   Significance level   Sample proportion   Z-statistic   Critical values   Conclussion

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Find the proportion of female bears in the study. Use a 0.05 significance level to test the claim that when the bears were selected, they were selected from a population in which the percentage of females is equal to 50%.

 

Age Sex
19 Male
55 Male
81 Male
115 Male
104 Female
100 Female
56 Male
51 Male
57 Female
53 Female
68 Male
8 Male
44 Female
32 Male
20 Female
32 Male
45 Male
9 Female
21 Male
177 Male
57 Female
81 Female
21 Male
9 Male
45 Male
9 Male
33 Male
57 Female
45 Female
21 Male
10 Male
82 Female
70 Female
10 Male
10 Male
34 Male
34 Male
34 Male
58 Female
58 Male
11 Male
23 Male
70 Male
11 Female
83 Female
35 Male
16 Male
16 Male
17 Male
17 Female
17 Female
8 Female
83 Male
18 Male

 

Proportion of female bears:
Null hypothesis  
Alternative hypothesis  
Significance level  
Sample proportion  
Z-statistic  
Critical values  
Conclussion  
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