Math221 week 3 quiz Study guides, Class notes & Summaries

Question 1 2 / 2 pts Let x represent the number of cars in a parking lot. This would be considered what type of variable: Homework Help: 3DA. Discrete versus continuous variables (Links to an external site.) (DOCX) Lagging Continuous NonsensicalCorrect! Discrete Question 2 2 / 2 pts Let x represent the number of players on a sports field. This would be considered what type of variable: Homework Help: 3DA. Discrete versus continuous variables (Links to an external site.) (DOCX) Correct! Discrete ...

Question 1 2 / 2 pts Let x represent the number of cars in a parking lot. This would be considered what type of variable: Homework Help: 3DA. Discrete versus continuous variables (Links to an external site.) (DOCX) Lagging Continuous NonsensicalCorrect! Discrete Question 2 2 / 2 pts Let x represent the number of players on a sports field. This would be considered what type of variable: Homework Help: 3DA. Discrete versus continuous variables (Links to an external site.) (DOCX) Co...

Question 1 2 / 2 pts Let x represent the number of cars in a parking lot. This would be considered what type of variable: Homework Help: 3DA. Discrete versus continuous variables (Links to an external site.) (DOCX) Lagging Continuous NonsensicalCorrect! Discrete Question 2 2 / 2 pts Let x represent the number of players on a sports field. This would be considered what type of variable: Homework Help: 3DA. Discrete versus continuous variables (Links to an external site.) (DOCX) Correct! Discrete ...

1. Question: (CO 1) Among 500 people at the concert, a survey of 35 found 28% found it too loud. What is the population and what is the sample? 2. Question: (CO 1) In asking all 349 second graders in a school district, it is found that on average, these second graders have 2.5 pets. Is this number a parameter or a statistic and why? 3. Question: (CO 1) Classify the data of all the political parties in the world. 4. Question: (CO 1) The data set that lists the temperatures in Albany, NY each d...

1. Question: (CO 3) Consider the following table: If you created the probability distribution for these data, what would be the probability of 50-59? 2. Question: (CO 3) Consider the following table of hours worked by part- time employees. These employees must work in 5 hourblocks. Find the mean of this variable. 3. Question: (CO 3) Consider the following table: Find the variance of this variable. 4. Question: (CO 3) Consider the following table: Find the standard deviation of this variable...

(TCO 6) In the standard normal distribution, the standard deviation is always Student Answer: 0 1 2 none of these 2. Question : (TCO 6) The area under a normal curve with mu = 8 and sigma = 3 is Student Answer: 0 1 2 none of these 3. Question : (TCO 6) If Larry gets a 70 on a physics test where the mean is 65 and the standard deviation is 5.8, where does he stand in relation to his classmates? Student Answer: He is in the top 10%. He is in the top 20%. He is i...

1. Question: A survey of 128 DeVry statistics students found that 83% read the announcements each week. What is the population and what is the sample? 2. Question: In asking all 359 second graders in a school district, it is found that on average, these second graders have 2.5 pets. Is this number a parameter or a statistic and why? 3. Question: (CO 1) Classify the data of the top grossing movies for 2017: 4. Question: (CO 1) The data that lists the temperature in Albany, NY each day in the m...

1. Question: (CO 1) A survey of 385 people who like wild sweaters found that 74% had a wild holiday sweater. What is the population and what is the sample? 2. Question: (CO 1) The measurements of 100 products from the assembly line show that 99% are correct. Is this percentage a parameter or a statistic and why? 3. Question: (CO 1) Classify the data of the number of customers at a restaurant. 4. Question: (CO 1) The data set that lists the temperatures in Albany, NY each day in the month of F...

1. Question: (CO 1) A survey of 128 DeVry statistics students found that 83% read the announcements each week. What is the population and what is the sample? 2. Question: (CO 1) The measurements of 100 products from the assembly line show that 99% are correct. Is this percentage a parameter or a statistic and why? 3. Question: (CO 1) Classify the data of all the political parties in the world. 4. Question: (CO 1) The data set that lists the temperatures in Albany, NY each day in the month of ...

1. Question: (CO 1) Among 500 people at the concert, a survey of 35 found 28% found it too loud. What is the population and what is the sample? 2. Question: (CO 1) A survey of all 35 employees at a small company finds that 89% of them like the recent changes to the company’s benefits. Is this percentage a parameter or a statistic and why? 3. Question: (CO 1) Classify the data of the number of customers at a restaurant. 4. Question: (CO 1) The data set that lists a company’s competitors an...