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BESC 3010 Ch. 09 Questions and Answers | Latest Version | 2024/2025 | 100% Pass $9.95   Add to cart

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BESC 3010 Ch. 09 Questions and Answers | Latest Version | 2024/2025 | 100% Pass

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BESC 3010 Ch. 09 Questions and Answers | Latest Version | 2024/2025 | 100% Pass In a regression analysis, what does a positive slope indicate? A) An inverse relationship between variables B) A direct relationship between variables C) No relationship between variables D) A cyclical relati...

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  • November 4, 2024
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  • BESC 3010 Ch. 09
  • BESC 3010 Ch. 09
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BESC 3010 Ch. 09 Questions and
Answers | Latest Version | 2024/2025 |
100% Pass
In a regression analysis, what does a positive slope indicate?

A) An inverse relationship between variables

B) A direct relationship between variables

C) No relationship between variables

D) A cyclical relationship between variables


✔✔B) A direct relationship between variables




What is the significance of the standard deviation in statistics?

A) It measures the central tendency of a dataset

B) It describes the spread or dispersion of a dataset

C) It indicates the sample size

D) It determines the shape of a distribution


✔✔B) It describes the spread or dispersion of a dataset




Which of the following is an example of categorical data?


1

,A) Height of students

B) Test scores

C) Favorite colors

D) Weight of animals


✔✔C) Favorite colors




What does a negative correlation coefficient imply?

A) Both variables increase together

B) One variable increases while the other decreases

C) There is no relationship between the variables

D) The variables are dependent


✔✔B) One variable increases while the other decreases




Which statistical test would be most appropriate for analyzing the relationship between two

continuous variables?

A) Chi-square test

B) ANOVA

C) Correlation analysis



2

, D) t-test


✔✔C) Correlation analysis




What is the purpose of using a scatter plot in data analysis?

A) To summarize numerical data

B) To display the relationship between two quantitative variables

C) To represent categorical data

D) To calculate the mean and median


✔✔B) To display the relationship between two quantitative variables




What does it mean if a result has a p-value of 0.10?

A) The result is statistically significant

B) There is a 10% chance the null hypothesis is true

C) The result is not statistically significant

D) The sample size is too large


✔✔C) The result is not statistically significant




What is the main goal of a power analysis?


3

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