highly skewed

Q: Give an example of a study that would collect univariate and quantitative data.

A: Give an example of a study that would collect univariate and quantitative data.

Q: Describe the main measures of central tendency and dispersion. Why are they important in analyzing…

A: A measure of central tendency helps to identify the location of a dataset, whereas a measure of…

Q: In a survey of the number of televisions (TV's) owned by households, the data would be…

A: We have to find  correct answer..

Q: Why data are skewed?

A: Skewed data: A data is called as skewed when curve appears distorted or skewed either to the left or…

Q: . Are the data consistent?

A: Given:  Total no of person =500  Nonof person preferred variety A = 400  Nonof person preferred…

Q: Examine the data elements in contemporary health data terminologies

A: Given information: It is required to state the data elements in contemporary health data…

Q: What are the measures of central locations? What do they tell us? Do they tell the full story about…

A: The average inclination is the abbreviated number that represents the average point or the normal…

Q: If two different sets of data have the same range, does the variability for both sets have to be the…

A: Range:The range is the difference between the largest and smallest observations in a set of data.…

Q: Illustrate a data set with 10 numbers that has a negative correlation?

A: Negative correlation: It is a inverse relationship between two variables.   In simple words consider…

Q: Can you please expain why population is discrete data

A: Now population data can either be; Qualitative data Quantitative data

Q: What is the difference between structured and unstructured data?

A: Structured Data: Data that is the easiest to search and organize, since it is usually contained in…

Q: The median for the dataset used to create this histogram could possibly be in which range?

A: Frequency Distribution table : Class Frequency Cumulative Frequency 2-4 1 1 4-6 4 1+4=5 6-8…

Q: How can the specific characteristics of a population affect the analysis of data?

A: The basic data which is collected for any population before the analysis of data is their…

Q: write down the method of data collection from primary and secondary sources

A: Solution : Method of data collection from primary and secondary sources : 1) Primary Data :…

Q: what is nominal (categorial) data?

A: Categorical data: The type of data that naturally take non-numerical values, such as words that can…

Q: The measure of central tendency that is the data item in the middle of ranked, or ordered, data is…

A: The median is defined as the value such that half of the given values are smaller than or equal to…

Q: The coefficient of determination for Data Set B is   ​%.

A: In the given scenario, the data set B was given with two variables (x and y). We need to find the…

Q: find mean devaition of this data??

A: Calculate Mean deviation from the following grouped data Class Frequency (f) 110 - 119 1 120…

Q: When trying to summarize a set of numerical data, why is giving a measure of center such as the mean…

A: Introduction: A measure of central tendency of data is a measure of the tendency of the values to…

Q: Why do we want to avoid bias when collecting data?

A: Bias : It is any trend or deviation from the truth in data collection, data analysis, interpretation…

Q: Why is the median less affected by skewed data than the mean?

A: Mean: The average values of the total observations. Median: The value that divided data set into two…

Q: Explain when can we use data grouping?

A: when the data is large, then the data grouping is used. The general way of handling continuous…

Q: Enter the mode of the following dataset: 14, 14, 14, 22, 22, 4, 18, 16, 10 Ex: 1

A: Given data is: 14, 14, 14, 22, 22, 4, 18, 16, 10

Q: What is the difference between grouped data and ungrouped data? In which situation should grouped…

A: Ungrouped data is the raw data given as individual data points. Grouped data is the data given in…

Q: What is the variable of interest in this data set and what is the type of this variable?

A: Here given dataset of 25 army inductees in Ontario given a blood test to determine their blood type…

Q: Define the term Sample Correlation? why it is used in linear equation?

A: Correlation measure linear relationship between the variables.   Correlation: Correlation is used to…

Q: Which of the following is not a criterion for evaluating secondary data? *

A: Data is secondary when we don't collect it ourselves and work on a data collected by someone else.

Q: Are graphs effective substitutes for the statistical treatment of data?

A: Contributions to statistical graphics, including effective use of graphs and charts to communicate…

Q: Is the mean or median a better measure of center for this data set? Why?

A: Given information:…

Q: Provide a reason why the classication of data is important.

A: In this case, we need to find the reason for the importance of data classification.

Q: If there are 13 data points in a set of data, what is the number of degrees of freedom?

A: Sample size n=13

Q: Identify an important reason for grouping data.

A: The grouping of data is important in case of large data sets. Reason for grouping data: One vital…

Q: Hair colors are an example of which type of data?

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

Q: How can graphics and/or statistics be used to misrepresent data?

A: Graphical representation or statistical data can be misleading or misrepresented. Some statistics…

Q: Provide a reason why the classification of data is important.

A:

Q: The histogram describes the height of students in a math class. Is the data univariate or bivariate?…

A: Solution. Given the histogram shows the height of students in a math class.

Q: What is primary data?

A: In this case, we need to define the primary data.

Q: Suppose a statistics professor reports a final exam average

A: Empirical rules tell us about how much percentage of data falls within the intervals. According to…

Q: What is the difference between Discrete and Continous Data and prodivde an example for each.

A: Discrete random variable : Random variables that can assume only a countable number of values are…

Q: when combined with high-quality research designs, statistics provide us with a greater sense of…

A: Introduction: It is required to identify the correct word that suits the given sentence best.

Q: If a histogram is skewed to the right, explain how this affects the decision making process?

A: In a right-skewed histogram, the tail on the right side is longer than the left side.

Q: From the graphs displayed, is there evidence to suggest that there is a positive linear relationship…

A: The given first chart is a scatterplot with square feet variable scaled on the y-axis against the…

Q: How Panel Data is useful to control some types of omitted variables without actually oberving them?

A:

Q: What is the best way to present data and Why?

A:

Q: The variablilty of statistics is described by

A: Variance describe the  variability in the data set.