Null and alternative Study guides, Class notes & Summaries
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MATH 225N Week 8 Final Exam (Version 1 & 2).
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MATH 225N Week 8 Final Exam 
Question 1 
1/1 points 
A fitness center claims that the mean amount of time that a person spends at the gym per visit is 
33 minutes. Identify the null hypothesis, H0, and the alternative hypothesis, Ha, in terms of the 
parameter μ. 
That is correct! 
H0: μ≠33; Ha: μ=33 
H0: μ=33; Ha: μ≠33 
H0: μ≥33; Ha: μ<33 
H0: μ≤33; Ha: μ>33 
Answer Explanation 
Correct answer: 
H0: μ=33; Ha: μ≠33 
Let the parameter μ be used to represent the mean. T...
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Stats 12: Final CCLE Quizzes Questions with 100% Correct Answers | Latest Update 2024 | Rated A+
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Stats 12: Final CCLE Quizzes Questions with 100% Correct Answers | Latest Update 2024 | Rated A+ 
When stating the null and alternative hypotheses, the hypotheses are: 
Select one: 
a. Always about the parameter only 
b. Always about the statistic only 
c. Always about both the statistic and the parameter 
d. Sometimes about the statistic and sometimes about the parameter - a. Always about the parameter only 
The probability of rejecting the null hypothesis when, in fact, the null hypothesis is ...
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IOP2601 Assessment 3 Semester 1 2024
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IOP2601 Assessment 3 Semester 1 2024 ;100 % TRUSTED workings, explanations and solutions. For assistance call or W.h.a.t.s.a.p.p us on ...(.+.2.5.4.7.7.9.5.4.0.1.3.2)........... 
 
QUESTION 1 [12] 
1.1 Indicate whether the following statements are True or False. Give reasons for your answer. 
a) For this module, the level of significance is always given as 0,005. (2) 
b) A Type I error is made by rejecting the null hypothesis when it is in fact true. (2) 
c) If you get a negative value for t...
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MATH 225N Statistics FINAL EXAM Questions and 100%Correct Answers Latest.
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MATH 225N Statistics FINAL EXAM Questions and 100%Correct Answers Latest. 
1/1 POINTS 
A fitness center claims that the mean amount of time that a person 
spends at the gym per visit is 33 minutes. Identify the null hypothesis, H0, 
and the alternative hypothesis, Ha, in terms of the parameter μ. 
That is correct! 
H0: μ≠33; Ha: 
μ=33 H0: μ=33; 
Ha: μ≠33 
H0: μ≥33; Ha: 
μ<33 H0: μ≤33; 
Ha: μ>33 
Answer Explanation 
Correct answer: 
Let the parameter μ be used to represen...
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CFA Level 1 - 101 Must Knows 368 Questions with Verified Answers,100% CORRECT
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CFA Level 1 - 101 Must Knows 368 Questions with Verified Answers 
 
Addition Rule of Probability - CORRECT ANSWER ADDITION: P(A or B) = P(A) + P(B) - P(AB) 
 
Roy's Safety First Criterion - CORRECT ANSWER Safety First Ratio = (E(R) - Rₜ) / σ 
 
Larger ratio is better 
 
If (Rₜ) is risk free rate, then it becomes Sharpe Ratio 
 
Sharpe Ratio - CORRECT ANSWER Sharpe Ratio = (E(R) - RFR) / σ 
 
Larger ratio is better 
 
If (Rt) is higher than RFR, then it becomes Safety First Ratio 
 
Centra...
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MATH 225N Week 8 Statistics Quiz – Chamberlain College of Nursing | MATH225N Week 8 Statistics Quiz – Graded A
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Final Quiz 11.1a (RHIT) Question and answers already passed 2023/2024
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Final Quiz 11.1a (RHIT) Question and answers already passed 2023/2024The name given to the error committed when the null hypothesis is rejected and it is actually true is 
alternative hypothesis. 
 
type II error. 
type I error. 
selection bias. - correct answer type I error 
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Type I error, also known as a significance level, occurs when the researcher rejects a null hypothesis when that null hypothesis is true. This is the correct answer. 
-- 
Type II error occurs wh 
 
Which type of c
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MGEB12 – Quantitative Methods in Economics-II
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MATH 225N Statistics FINAL EXAM Questions and 100%Correct Answers Latest.
- Exam (elaborations) • 122 pages • 2023
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MATH 225N Statistics FINAL EXAM Questions and 100%Correct Answers Latest. 
1/1 POINTS 
A fitness center claims that the mean amount of time that a person 
spends at the gym per visit is 33 minutes. Identify the null hypothesis, H0, 
and the alternative hypothesis, Ha, in terms of the parameter μ. 
That is correct! 
H0: μ≠33; Ha: 
μ=33 H0: μ=33; 
Ha: μ≠33 
H0: μ≥33; Ha: 
μ<33 H0: μ≤33; 
Ha: μ>33 
Answer Explanation 
Correct answer: 
Let the parameter μ be used to represent...
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Test Bank for BMAL 590 Quantitative Research Techniques and Statistics A+ Updated
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Test Bank for BMAL 590 Quantitative Research Techniques and Statistics A+ Updated 1. Which one of the following would not be considered a state of nature for a business firm? 2. Assume an investment is made a significant number of times using the same probabilities and payoffs. In this case, the average payoff per investment represents_____. 3. The level of doubt regarding the decision situation where both the possible states of nature and their exact probabilities of occurrence are known as w...
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