Answer:
A
Step-by-step explanation:
The area (A ) of the sector is calculated as
A = area of circle × fraction of circle
= πr² × ( x is the measure of the central angle ) , thus
π × 6² × = 26π
36π × = 26π (cancel 36π and 2π )
18x = 26π ( divide both sides by 18 )
x = = → A
The appropriate statistical test for whether the mean rating of guilts are greater for unattractive defendants than for attractive is:
B. 1 tailed t-test.
<h3>What are the hypothesis test?</h3>
At the null hypothesis, it is tested if the mean rating of guilt will not be higher for unattractive defendants than for attractive defendants, that is:
At the alternative hypothesis, it is tested if the rating is greater, that is:
We are comparing the means, hence a t-test is used. We are testing if one is greater than other(not different), hence a 1-tailed test is used, and option B is correct.
More can be learned about hypothesis tests at brainly.com/question/13873630
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Answer:
72.83 inches
Step-by-step explanation:
1 centimeter = 0.3937008
185 centimeters = 72.83465 inches
Answer:
It is the second option
Step-by-step explanation: I did the review <3
Hi there!
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I believe your answer is:
No.
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Here’s why:
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- If we mark the point at (3, -3), the we can tell that the point does not lie in any shaded region.
- This means that it is NOT a solution to the system.
See the graph attached.
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Hope this helps you. I apologize if it’s incorrect.