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BANA 3363 EXAM 3 WITH COMPLETE SOLUTIONS
BANA 3363 EXAM 3 WITH COMPLETE SOLUTIONS 
A chi-squared test of a contingency table is applied to a contingency table with 4 rows and 4 columns for two categorical variables. The degrees of freedom for this test must be 9. - Answer-True 
 
In a test of a contingency table, rejecting the null hypothesis concludes the variables are not independent. - Answer-True 
 
The sampling distribution of the test statistic for a goodness-of-fit test with k categories is a: - Answer-chi-squared distribution w...
- Exam (elaborations)
- • 4 pages •
BANA 3363 EXAM 3 WITH COMPLETE SOLUTIONS 
A chi-squared test of a contingency table is applied to a contingency table with 4 rows and 4 columns for two categorical variables. The degrees of freedom for this test must be 9. - Answer-True 
 
In a test of a contingency table, rejecting the null hypothesis concludes the variables are not independent. - Answer-True 
 
The sampling distribution of the test statistic for a goodness-of-fit test with k categories is a: - Answer-chi-squared distribution w...
BANA 2372 Test Questions with Correct Answers
BANA 2372 Test Que 
Umbrella corporation would like to survey its employees about the level of interest in flexible work schedules. Which of the following is the parameter of interest in this study? 
-	Answer-Percentage of employees who are interested in flexible work schedules. 
 
The director of the online MBA program at a large business school surveys a sample of current students to determine their level of satisfaction with the program. She finds that 68% report being "very satisfied" with...
- Exam (elaborations)
- • 3 pages •
BANA 2372 Test Que 
Umbrella corporation would like to survey its employees about the level of interest in flexible work schedules. Which of the following is the parameter of interest in this study? 
-	Answer-Percentage of employees who are interested in flexible work schedules. 
 
The director of the online MBA program at a large business school surveys a sample of current students to determine their level of satisfaction with the program. She finds that 68% report being "very satisfied" with...
BANA 2372 Test Questions with All Correct Answers
BANA 2372 Test Questions with All Correct Answers 
 
When studying students at SHSU what are the elements of the experiment? - Answer- students 
 
If you studied students height correlations at SHSU what would be the variable? - Answer-height 
 
Labels or names, ex. freshman, sophomore.. are referred to as what type of data? - Answer-nominal data 
 
Ranking systems, ex. 5 movies in ranking of preference...is referred to as what type of data? - Answer-ordinal 
 
Numerical data, ex. college SAT sc...
- Exam (elaborations)
- • 2 pages •
BANA 2372 Test Questions with All Correct Answers 
 
When studying students at SHSU what are the elements of the experiment? - Answer- students 
 
If you studied students height correlations at SHSU what would be the variable? - Answer-height 
 
Labels or names, ex. freshman, sophomore.. are referred to as what type of data? - Answer-nominal data 
 
Ranking systems, ex. 5 movies in ranking of preference...is referred to as what type of data? - Answer-ordinal 
 
Numerical data, ex. college SAT sc...
BANA 2372 Midterm Exam Questions and Answers All Correct
BANA 2372 Midterm Exam Questions and Answers All Correct 
 
Examples of cross-sectional data include all except: - Answer-the comparison of sales output of all 10 salespeople in the Western Sales Region for the 3rd quarter. 
 
A time series is a sequence of data points, typically consisting of successive measurements made over a time interval. Examples of the time series include all except: - Answer-the volume of shares traded today in the stock market. 
 
Data obtained from a nominal scale: - A...
- Exam (elaborations)
- • 16 pages •
BANA 2372 Midterm Exam Questions and Answers All Correct 
 
Examples of cross-sectional data include all except: - Answer-the comparison of sales output of all 10 salespeople in the Western Sales Region for the 3rd quarter. 
 
A time series is a sequence of data points, typically consisting of successive measurements made over a time interval. Examples of the time series include all except: - Answer-the volume of shares traded today in the stock market. 
 
Data obtained from a nominal scale: - A...
BANA 2372 FINAL EXAM QUESTIONS AND ANSWERS ALL CORRECT
BANA 2372 FINAL EXAM QUESTIONS AND ANSWERS ALL CORRECT 
 
 
statistical interference - Answer-The process of using data obtained from a sample to make estimates or test hypotheses about the characteristics of a population. 
 
-exp: In a sample of 800 students in a university, 160, or 20%are Business majors. the school reported "20% of all students at the university are Business majors". 
 
Variance - Answer-The descriptive measure NOT measured in the same units as the original data 
 
Excel's...
- Exam (elaborations)
- • 3 pages •
BANA 2372 FINAL EXAM QUESTIONS AND ANSWERS ALL CORRECT 
 
 
statistical interference - Answer-The process of using data obtained from a sample to make estimates or test hypotheses about the characteristics of a population. 
 
-exp: In a sample of 800 students in a university, 160, or 20%are Business majors. the school reported "20% of all students at the university are Business majors". 
 
Variance - Answer-The descriptive measure NOT measured in the same units as the original data 
 
Excel's...
BANA 2372 EXAM 3 QUESTIONS WITH CORRECT ANSWERS
BANA 2372 EXAM 3 QUESTIONS WITH CORRECT ANSWERS 
 
what is x̄ (x bar)? - Answer-Sample mean height 
 
what is p bar? (p with line on top) - Answer-sample proportion 
 
What is μ? - Answer-population mean 
 
Are x bar and p bar both normally distributed? - Answer-yes 
 
descriptive statistics - Answer-making calculations from samples to describe those samples 
 
inferential statistics - Answer-involves using descriptive statistics and their sampling distributions to be able to make inferences a...
- Exam (elaborations)
- • 2 pages •
BANA 2372 EXAM 3 QUESTIONS WITH CORRECT ANSWERS 
 
what is x̄ (x bar)? - Answer-Sample mean height 
 
what is p bar? (p with line on top) - Answer-sample proportion 
 
What is μ? - Answer-population mean 
 
Are x bar and p bar both normally distributed? - Answer-yes 
 
descriptive statistics - Answer-making calculations from samples to describe those samples 
 
inferential statistics - Answer-involves using descriptive statistics and their sampling distributions to be able to make inferences a...
BANA 2372 Exam 2 Questions with Correct Answers
BANA 2372 Exam 2 Questions with Correct Answers 
Forty percent of all registered voters in a national election are female. A random sample of 5 voters is selected. 
Refer to Exhibit 5-9. The probability that there are no females in the sample is 	. - Answer-.0778 
 
For a uniform probability density function, the height of the function 	. - Answer-is the same for each value of x 
 
The student body of a large university consists of 60% female students. A random sample of 8 students is selected. ...
- Exam (elaborations)
- • 4 pages •
BANA 2372 Exam 2 Questions with Correct Answers 
Forty percent of all registered voters in a national election are female. A random sample of 5 voters is selected. 
Refer to Exhibit 5-9. The probability that there are no females in the sample is 	. - Answer-.0778 
 
For a uniform probability density function, the height of the function 	. - Answer-is the same for each value of x 
 
The student body of a large university consists of 60% female students. A random sample of 8 students is selected. ...
BANA 2372 Chapter 5 Exam Questions with Correct Answers
BANA 2372 Chapter 5 Exam Questions with Correct Answers 
 
Which of the following is NOT one of the three methods for finding binomial probabilities that is found in the chapter on discrete probability distributions? - Answer-using a simulation 
 
In the binomial probability formula, the variable x represents the - Answer-In the binomial probability formula, the variable x represents the number of successes. 
 
If calculations are time-consuming and if a sample size is no more than 5% of the siz...
- Exam (elaborations)
- • 26 pages •
BANA 2372 Chapter 5 Exam Questions with Correct Answers 
 
Which of the following is NOT one of the three methods for finding binomial probabilities that is found in the chapter on discrete probability distributions? - Answer-using a simulation 
 
In the binomial probability formula, the variable x represents the - Answer-In the binomial probability formula, the variable x represents the number of successes. 
 
If calculations are time-consuming and if a sample size is no more than 5% of the siz...
BANA 2372 Chapter 4 Midterm Exam 1 Practice with Complete Solutions (1)
BANA 2372 Chapter 4 Midterm Exam 1 Practice with Complete Solutions (1) 
The union of two events A and B can always be denoted by: events A and B can always be denoted by: - Answer-AꓴB 
 
The addition law is potentially helpful when we are interested in computing the probability of: - Answer-the union of two events. 
 
If A and B are independent and P(A) = .5 and P(B) = .5, then P(A
- Exam (elaborations)
- • 29 pages •
BANA 2372 Chapter 4 Midterm Exam 1 Practice with Complete Solutions (1) 
The union of two events A and B can always be denoted by: events A and B can always be denoted by: - Answer-AꓴB 
 
The addition law is potentially helpful when we are interested in computing the probability of: - Answer-the union of two events. 
 
If A and B are independent and P(A) = .5 and P(B) = .5, then P(A
BANA 2372 Chapter 2 Test Prep Questions with Correct Answers
BANA 2372 Chapter 2 Test Prep Questions with Correct Answers 
The difference between the lower class limits of adjacent classes provides the: - Answer-class width 
 
The relative frequency of a class is computed by: - Answer-dividing the frequency of the class by the sample size. 
 
A survey of a random sample of 100 people was conducted. The participants were asked whether or not they had a dog and whether or not they had allergies. The results are shown below: 
 
What percent of the people sur...
- Exam (elaborations)
- • 6 pages •
BANA 2372 Chapter 2 Test Prep Questions with Correct Answers 
The difference between the lower class limits of adjacent classes provides the: - Answer-class width 
 
The relative frequency of a class is computed by: - Answer-dividing the frequency of the class by the sample size. 
 
A survey of a random sample of 100 people was conducted. The participants were asked whether or not they had a dog and whether or not they had allergies. The results are shown below: 
 
What percent of the people sur...
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