Step-by-step explanation:
.
The centroid is 2/3 of the opposite side. of the distance from each vertex to the midpoint. 8. To inscribe a circle about a triangle, you use the.
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This is the answer. 20% of 890 =178
Answer:
Step-by-step explanation:
From the information given :
The null hypothesis 
The alternative hypothesis 
Given that:
the sample size n = 21
sample standard deviation s = 68
population standard deviation σ = 60
a) The level of significance 
b) The chi-square statistics can be calculated as:




The degree of freedom is :
= n - 1
= 21 - 1
= 20
Answer:
0.15
Step-by-step explanation:
1 - P winning - P losing = P drawing
1 - 0.3 - 0.55 = 0.15