f the data given (Marks 0-9,10-19,20-29,30-39,40-49,50-59,60-69,70-7

Q: A set of  data has a mean of 16 and a median of 15 and a mode of 14 which of these numbers must br a…

A: We know that, Mean value of a dataset is the average value of a dataset which is generally not lie…

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: The variance of the data :. 6 ,6 ,-6,-6 is equal to

A: Find variance of the data  6 ,6 ,-6,-6

Q: xplain how to use a boxplot show you the measures of center variations, and distribution of data set

A: Box and whisker plot: A type of graph used to display patterns of quantitative data is called a box…

Q: 6. What is the residual e for the observation (1, y1) = (9,1.558)? 7. What is the conclusion for the…

A: Hi! Thank you for the question, As per the honor code, we are allowed to answer three sub-parts at a…

Q: Between the mean and median, determine which would be a better estimator given that a sample…

A: The sample mean is, x¯=∑xn=3+8+26+14+125=635=12.6 The data in the ascending order is 3, 8, 12, 14,…

Q: True or false:

A: Here use definition of dot plot

Q: The data is known as follows: X 2,4,6,8,5,1,3 Y= 7,8,3,3,1,2,1 Z = 2,9,7,2,3,3,7 1. Determine the…

A: Introduction - Mode - The mode is the most frequent value  Median -The median is the middle value…

Q: 17. In a Mathematics competition, the marks obtained by team A and team B in the 10 rounds an shown…

A: The data for the marks of the two teams are given.

Q: A set of data has a mean of 16,  a median of 15 and a mode of 14. which of these numbers must be…

A: From the information, the mean is 16, median is 15 and mode is 14.

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: Which is the null hypothesis? * There is a significant relationship between a person's age and their…

A: We have given that the data of two populations one of person’s age and other one is time spent for…

Q: I want to want to estimate the population mean of sleep that I get each night. I have two small kids…

A: From the provided information, Sample size (n) = 30 The mean and standard deviation of this sample…

Q: In each game of the season a basketball player scored the following:…

A: Solution:Mean ˉx=∑x/n  =(8+19+15+7+8+12+19+16+20+13+10+11)/12  =158/12  =13.1667 Median…

Q: Consider the data set below. Construct a stem-and-leaf plot for this data. 7, 8, 13, 19, 23, 25, 25,…

A:

Q: If there is a large amount of variation, then on average, the data values will be far from the mean.…

A: The given statement is 'If there is a large amount of variation, then on average, the data values…

Q: Below are numbers of hours that a sample of 19 college graduates reported working last week. 61, 69,…

A:

Q: the variance of a data set is 144 and mean is 72 then coefficient of variance is

A: Given,variance(σ2)=144mean(x¯)=72

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

A:

Q: the value of y

A: First We arrange the data in the ascending order 7,8,15,15,38,43,45,46,49,58,69,76,76,91,y Mode:…

Q: I have the final exam scores of a Stats class, they are: 85, 82, 81, 83, 89, 96, 70, 71, 52, 30,…

A: The provided data set is: 85 82 81 83 89 96 70 71 52 30…

Q: Below are numbers of hours that a sample of 19 recent college graduates reported working last week.…

A:

Q: 2- The range for the following data: 70,40,6,50,13,8,90,30 is equal to

A: The given data: 70, 40, 6, 50, 13, 8, 90, 30 Formula used: The range of the data is  Range=Xm-Xo…

Q: Suppose a data set has the following statistics: 25th percentile is 101 75th percentile is 112 The 6…

A: Given, 6 smallest data points are: Values 57 75 75 80 89 92

Q: The scores of two basketball teams in 7 games are given below  Team A- 18, 68, 60, 54, 58, 55, 63…

A: The scores of two basketball teams in 7 games are given.

Q: Construct a frequency table from the following data set: {68, 72, 58, 93, 80, 85, 85, 76. 68, 72,…

A: Arrange the data in non-descending order. 58 58 58 59 59 66 66 68 68 68 68…

Q: The data shows the number of car thefts in a city for a period of 20 days.…

A: Given the data, the number of car thefts in a city for a period of 20 days as 50, 62, 69, 56, 52,…

Q: Below are numbers of hours that a sample of 19 recent college graduates reported working last week…

A: Data arranged in nondescending order. 35 36 40 43 43 44 46 46 46 47 54 54…

Q: When describing a data set, the mean is used with and the median is sed with Z-scores are used to…

A: When describing a data set, the mean is used with average and the median is used with middle value.

Q: Mean, Median and Mode for data set (Z, 10, 0.4, 0, -11, N, -20, M, -11.1, W, N): Mean = -5.28,…

A: Given : -20, -11.1, -11, 0, 0.4, 10, M, N, N, W, Z Mean = ∑Xin Mean = -20+-11.1+-11+0+0.4+106 Mean =…

Q: The following are distances (in miles) traveled to the workplace by 20 employees of a certain…

A: Since, the class width is 9 and initial lower limit is 0.5. Then, the frequency distribution table…

Q: Find the mean, median, mode, and midrange for the given data. Round to the nearest tenth if…

A:

Q: Which one measure of central tendency should you report for the variable SOCIAL CLASS (1=lower,…

A: The measure of central tendency provides a measure about the center of the set of the observations.

Q: Make stem-and-leaf plots for 7) 31,48, 29, 34, 94, 36, 41, 45, 27, 49, 56, 49, 36, 52, 48, 96, 50,…

A: 1) Given data,

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

A: Yes, it is possible to have a datasets with same mean, median and mode. Consider the dataset: 4, 5,…

Q: 1st Data Set: 5,4,1,6,5,5,6,5,6,6,15,5,6,13 (SD=3.54)

A: Given that data  Arrange the data in ascending order. 1,4,5,5,5,5,5,6,6,6,6,6,13,15 IQR = Q3 - Q1

Q: Differentiate between nominal data and ordinal data. Give at least two examples of nominal and…

A: Here we have to  Differentiate between nominal data and ordinal data.

Q: Below are numbers of hours that a sample of 19 college graduates reported working last week. 50, 58,…

A: