What level of measurement is the variable “Livability Score”?

Q: A researcher wants to compare the depression outcomes between two groups: a group that uses…

A: Introduction: Scales of measurement: Nominal: When the possible observations are tags or categories…

Q: What are the variables of interest?  How many levels for each variable?  What is the scale of…

A: From the given information , variable of interest will be comparison in strategies of U.S. and…

Q: Among the measures of center discussed, which is the only one appropriate for qualitative data?

A: Measures of center: Mean: The arithmetic mean (also called the mean) is the most commonly used…

Q: A college counselor wants to determine if the number of hours spent studying for a test can be used…

A: An explanatory variable is the one which can be changed independently or what you manipulate or…

Q: table below. Cars in a Parking Lot Tuesday Wednesday Thursday 35 10 Friday 23 26 Saturday 38 39…

A: Definition used-         Stem and Leaf plot -          In a stem and leaf plot, each data value is…

Q: I surveyed a sample of 68 customers in a business to see how much they spend in there.  Would this…

A: Parameter: Any statistical measure based on all units in the population is called Parameter.…

Q: The "fishing" approach to data analysis refers to what?

A: " fishing" is a data mining  practice in which large volumes of data are analyzed seeking any…

Q: What is the mode of data? What is the range of data?

A: Given that Frequency data of time taken to complete laps in minutes. In this freq. data 5th no. of…

Q: A manufacturer of chocolate candies uses machines to package candies as they move along a filling…

A: We have given that  Sample size n=50 ,mu=8.17 , xbar=8.168 ,s=0.052 level of significance = alpha…

Q: Why is it so important to first analyze measurement models and then structural models?

A: Why analyze measurement models before structural models ?

Q: Is the data shown qualitative or quantitative? If so, how?

A: Qualitative data is the data that represents categories. This type of data cannot be measured. It…

Q: Explain why the minimum and maximum observations are added to the three quartiles to describe better…

A: Quartile: Quartiles are the values which divides the data into four equal parts. First quartile:…

Q: which is more meaningful in ranking academic performance quartiles or deciles

A: A data set's quartiles divide the data into four equal parts, each containing one-fourth of the data…

Q: What length of nails is considered to be at the 58th percentile of all nails?

A:

Q: If a person is making the third quartile salary for a CPA they are making less than what perc

A: Given: As,

Q: What are the four levels of measurement scales for variables in statistics?

A: Introduction The measurement scale of a variable in statistics is an important factor that…

Q: What level of measurement is sport participation? Thanks!

A: Introduction: There are broadly 4 scales of measurement used in Statistics, that either categorize…

Q: The mean GPA for 138 residents of the local apartment complex is 1.9. What is the best point…

A: Solution: From the given information, the mean GPA for 138 residents of the local apartment complex…

Q: Which term best describes the consistency

A: Given that    We have to describe:  Which term best describes the consistency of an assessment…

Q: Describe the four levels of data measurement, and provide examples of when each method might be…

A: Scales of measurement refer to ways in which variables/numbers are defined and categorized. Each…

Q: Identify two types of variables and four scales of measurement. How they are related with each…

A: Variables: In statistics, variable is defined as an entity which may takes different values. It…

Q: In 2018, the General Social Survey asked a random sample of 1,414 adults "Have you ever been told…

A: a. A random sample of 1,414 adults are taken for a survey to ask question 'Have you ever been told…

Q: I need to find the test statistic and value

A: The hypotheses are given below: Null hypothesis: H0:p=0.5. Alternative hypothesis: H1:p<0.5.…

Q: Why is it important to understand the level of measurement of a variable in statistics?

A: We have to write the importance to understand the level of measurement of a variable in statistics:…

Q: The number of megapixels in a digital camera is one of the most important factors in determining…

A: Correlation is the measure that used to understand the association between the two numerical…

Q: data has extreme scores, what is the best measure of average?

A: The mean is the average value of the data set. It is calculated by summing up all the observations…

Q: Which scale of measurement most reasonably applies to race?

A: Which scale of measurement most reasonably applies to race?

Q: ess and health. One would think that health plays a role in​ one's happiness. Use the data in the…

A:

Q: Use one example to explain why the level of measurement is the first thing needed to know in data…

A: The level of measurement is the first thing needed to know in data analysis. Examples are given…

Q: Which data set has the smallest variation?

A: Interquartile range: Interquartile range is used to find the difference between first and third…

Q: examine four levels of measurement?

A: There are four levels of measurement  nominal ,ordinal  and interval /ratio  – with nominal being…

Q: Is the height (in inches) of students in this class a quantitative or qualitative variable

A: Qualitative variable : It contains name or levels Example : eye colour, method of study...…

Q: Describe of two examples of data sets for each of the four levels of measurement. Justify your…

A:

Q: Can you find a set of data such the mean, median, and variance are all equal to each other?

A: A normal distribution is a common probability distribution . It has a shape often referred to as a…

Q: The mean GPA for a 127 residents of the local apartment complex is 1.6. What is the best point…

A: Assume that the random variable X defines the mean GPA for a randomly selected residents of the…

Q: The following table gives the favorite color of each student in a large statistics class. Color…

A: The variable of the data set is "students"

Q: is the variable qualitative or quantitative? The number of patients admitted to a hospital on a…

A: We have given that,  Is the variable qualitative or quantitative? The number of patients admitted to…

Q: 12 000+ 8000+ 4000- A B C City (a) What is the ratio of the heights of the 3 bars? (b) What is the…

A: Bar charts is a data visualization tool which is used to visualize the data which is numerical and…

Q: When selecting measures of association and the two variables of interest are measured at different…

A: In Statistics, measure of association is used to quantify a relationship between two or more…

Q: The mean GPA for 102 residents of the local apartment complex is 1.8 What is the best point estimate…

A: Solution: Given information:  n = 102 Sample size  x = 1.8 Sample mean

Q: The Acme School of Locksmiths has been accredited for the past 15 years. Discuss how this…

A: From the given example we want to Know it is qualitative or quantitative.

Q: what level of measurement is the rating of the overall quality of a textbook from excellent to poor

A: what level of measurement is the rating of the overall quality of a textbook from excellent to poor?