Find the area of the trapezoid by composing into rectangles or decomposing into triangles or other shapes as needed. Show your w
ork neatly and completely.
1 answer:
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Answer:
Random variable: for this case represent the number of complaints in 2007
Population parameter: represent the real proportion of complaints in 2007 p
Hypothesis to verify
We want to check if the true proportion of complaints in 2007 is equal to 0.23, the system of hypothesis are.:
Null hypothesis:
Alternative hypothesis:
Step-by-step explanation:
Information provided
n=1432 represent the random sample taken
X=321 represent the number of complaints
estimated proportion of complaints in 2007
is the value to verify
z would represent the statistic
Random variable: for this case represent the number of complaints in 2007
Population parameter: represent the real proportion of complaints in 2007 p
Hypothesis to verify
We want to check if the true proportion of complaints in 2007 is equal to 0.23, the system of hypothesis are.:
Null hypothesis:
Alternative hypothesis:
Answer:
0.33
Step-by-step explanation:
<em>See comment for complete question</em>
Given
--- at-home wins
Required
The proportion of at-home games that were wins
This proportion is represented as:
Substitute values for HW and H
Divide by 20%
Express as fraction