The mean, median and mode are all equal, and the central tendency of data set is 8 for the data et showing the number of books read in the last year. Explain the value 8 from data mining point of

Q: The median income for a society is the midpoint of all household incomes. Explain?

A: Introduction The median is one of the measures of central tendency.

Q: What dot plot has a median of 5, a range of 10, and a mean of 5?

A: Explanation: Consider the data set is: 0, 5, 10 n = 3 Mean = 0+5+103= 153= 5 Median = n+12thterm=…

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: Can the age data (in years) of the students in this class be presented using the Box-Plot tool?…

A: Age data of the students

Q: What are 2 situations when you will use mode as a measure for central tendency.

A: Mode mode is the value which occurs most frequentlyn in the data set of observation and around which…

Q: Can you give example when to use mean, median and mode?

A: INTRODUCTION following are measures of central tendencies. 1. Mean  2. Median  3. Mode 1. Mean: let…

Q: The top schools HCC students transfer to are below from highest to lowest.  This type of data is…

A: We have given the following statement

Q: XYZ Corporation recorded the number of employee absences each week over a period of 10 weeks. The…

A: Given XYZ Corporation recorded the number of employee absences each week over a period of 10 weeks.…

Q: What is the mean of the data set comprising the numbers 7, 6, 5, 6 and 11?

A: Here Given Data set 7,6,5,6,11

Q: Does the mean or median better represent the data? Explain your reasoning.

A: Given data:   30 15 40 40 40 30 50 40 100 30 30 30 30 150 30 30…

Q: When data is normally distributed the mean equals the median True False

A: Normal distribution

Q: How can I create a histogram when the only data I have is the percentage of 16 year olds who used…

A: To construct the histogram, the first thing is to determine the number of class intervals. There is…

Q: Do histograms have to show grouped data? Can you use them for individual numbers as well as groups…

A: Introduction    from the above question we have to explain Do histograms have to show grouped data.…

Q: Explain the difference between populations reflects.

A: "Population reflects" can refer to two different concepts, so I will explain the difference between…

Q: 12. | History: Florence Nightingale What was the age distribution of nurses in Great Britain at the…

A: The data for the percentage of nurses for different age ranges are given.

Q: How do I draw two straight lines for the appropriate data points and get the point of intersect?

A:

Q: Explain why the mean is more sensitive to outliers/extreme scores compared to the mode and median.

A: We have to check the sensitivity of measures mean, median and mode.

Q: How will statistics play a part in a health provider's career?

A:

Q: Find the mean of the following data * ,1,0,1,2,3,4- ,2- ,3-

A:

Q: Example 1: Recent research suggests that a pregnancy within less than two years of a live birth…

A: Given: Sample size n = 15 Significance level α = 0.10 Formula Used: Test-statistic t = d-μdsdn…

Q: A graduate statistics class is unhappy with midterm grades. The professor will curve the grades only…

A: Mean:Mean is a measure of center in case of quantitative data. Mean of a data set is the sum of the…

Q: We heard that the mean marks of statistics of 100 students of a class of economics majors were 72.…

A:

Q: You can calculate an average/mean of qualitative data. True or False

A: mean , median and measure of spread  can't be calculated for qualitative data, because no natural…

Q: A cardiologist wants to determine whether there is a change in blood pressure when her patients are…

A: Given : n=45 , x(sample mean of the differences ) = -2 mmHg ,  s(sample standard deviation) = 0.4…

Q: For qualitative data, the mean is the best measure of center. False

A: Qualitative data contains categorical variables. It includes values that do not have numerical…

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: What information can you get from a histogram that you can't get from just knowing the mean or…

A:

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: A statistics department consisting of 27 faculty has a median salary of 54000. One of the senior…

A: Given Total no. of faculty = 27 The median salary is 54,000. Senior faculty with 74,000 salary has…

Q: Hey Siri was conducted in 20 counties to determine the percentage of teenagers who had use marijuana…

A: The objective of the question is to interpret the correlation coefficient of 0.966 between the…

Q: Describe about the Averages for Ranked Data.

A: The ranked data is mainly used in the non-parametric tests are they are performed on ordinal data.…

Q: What is the mean of the data set comprising the numbers 7, 8, 4, 5 and 11

A: Data set: 7, 8, 4, 5 and 11 Number of observations = 5

Q: A correlation coefficient of 0.5 does not mean that 50% of the data are explained. Comment.

A: Given that  The correlation coefficient of 0.5 does not mean that 50% of the data are explained

Q: The percentile gives an indication of the relative position of the scores. True or False?

A: Partition values are the values which divide the series into a number of equal parts.  * Three…

Q: If you want to predict a house price based on number of bedrooms and bathrooms in a house, what…

A: In this problem our response variable is price which is a continuous in nature. The predictor…

Q: Using excel the median is 16.70 but when I calculate it manually it comes to 13.9. Why is excel…

A:

Q: Explain the value of the business statistics in management

A: Statistical research in business enables managers to analyze past performance, predict future…

Q: What equation should be used in significance of the value found in scatter diagram of the data

A: A scatter plot is a graphic tool used to display the relationship between two quantitative…