The following data set shows project grades for an elementary statistics class. 20 21 b.) median 25 11 c.) range= 16 15 21 13 13 24 18 21 22 26 24 14 13 18 Use the data to find each of the following values for this data: (if necessary, round to two decimal places) [BE SURE TO CHECK YOUR DATA IN THE CALCULATOR] a.) mean = 12 15

Q: 4. Find the mean. Data Set: 9, 15, 18, 19, 24, 32 -18.5 b. 19.5 C. 20.5 d. 23

A: We use the below formula for calculating the mean Mean = Sum of all data valuesTotal number of…

Q: The purpose of this assignment is to learn to organize and present statistical data by using…

A: (1) The objective is to calculate the number of classes by using class width of 2 hours.

Q: Which would be considered Quantitative data? a. List of television stations by call letters b. List…

A: Qualitative data : ( It represent quality ) The data which has attribute characteristics is known as…

Q: Use the following data set: 13, 8, 10, 7, 13, 9, 7, 11, 12, 10, 13 to answer questions The range of…

A: Given Data: 13, 8, 10, 7, 13, 9, 7, 11, 12, 10, 13   Highest value=13 Lowest value=7

Q: Using the following stem & leaf plot, find the five number summary for the data by hand. 1|29 215 79…

A:

Q: Find the mean, modes, minimum Q0 or X1, maximum Q4 or Xn, range, median, Q2, first quartile, third…

A:

Q: The following data represent the times in minutes required for 18 co-workers to commute to work. Use…

A: Firstly it is required to arrange the data in ascending order as 25, 31, 31, 33, 35, 36, 40, 41, 42,…

Q: he results are shown in the table below: Number of Bicycles Frequency 15 1 30 20 3 15 4 15 What is…

A: We have given that,  x :-  0     1      2      3     4      5 f :- 15   30   20    15   15     6…

Q: The range of the following data set { 120, 80, 75, 18, 15, 23, 140, 16} is

A: The Range is the difference between the lowest and highest values.

Q: For the following set of observations: 9,28,15,21,12,22,29,20,23,31,11,19,24,16,13 A. Calculate the…

A: Enter the data in excel as shown below

Q: A data set contains 6 observations. If x¯ = 83.3 for the data set, what is ∑xi?   ∑xi =

A: Given: A data set contains 6 observations. If x¯ = 83.3 for the data set, we have to find the value…

Q: Choose the value for each measure of variability using the data set provided.…

A: The solution to the given question is explained below.

Q: For the stem-and-leaf plot below, find the range of the data set. Choose the best answer for above:…

A: From given stem-and-leaf plot the data set is…

Q: Which choice best describes the estimate of E(yla = 0)? (a) E(y|x = 0) < -2 (b) -2 ≤ E(y|x = 0) < 0…

A: The data on the X and Y variables are as follows:X:−4,−2,0,2,4Y:−10.672,−6.428,−2.242,1.946,7.596To…

Q: Determine which of the following describes qualitative data.

A: Here use  QUALITATIVE DATA: data those are NOT measurable  That can be represented by name , code…

Q: Find the mean and median for the following data set. Round your answers to the nearest tenth, if…

A: Given data: The given numbers are, 89 85 86 88 86 87 90 87 83 88 85 90       The mean of…

Q: Create a histogram using SPSS and the following data:

A:

Q: 3. Which choice best describes the value of the residual of the second observation (22)? (a) 22 -0.8…

A: The given data is: 1-4-10.6722-2-6.42830-2.242421.946547.596The objective is to find the residual…

Q: Instruction: Answer the following problems on Mean, Median and Mode using a Minitab or SPSS or…

A: We need to compute mean, median and mode for the given data.

Q: For which of the following sets of data should a stacked bar chart be used? A) the average height…

A: We need to know, for which of the following sets of data should a stacked bar chart be used

Q: Using the following stem & leaf plot, find the five number summary for the data by hand. 31999 412 8…

A: From stem &amp; leaf plot the dataset is,39,39,39,42,48,52,58,61,66,67,68,72,75,77,77,78,80,82   To…

Q: The following data are the monthly salaries and the grade point averages for students who obtained a…

A:

Q: he lifespans (in years) of ten beagles were 14; 11; 10; 11; 9; 9; 10; 9; 9; 7. Calculate the range…

A: Given life span is 14; 11; 10; 11; 9; 9; 10; 9; 9; 7. Range=?

Q: For which of the following sets of data should a stacked bar chart be used? The average height of…

A: Recall the following. A stacked bar chart is a graph that is used to break down and compare parts of…

Q: Find the 7th decile.

A:

Q: Given the following set of data, determine the mode. 1, 2, 3, 4, 5, 4, 3, 2, 1, 0, 1

A:

Q: Given the following two sets of data, draw a  stem and leaf plot. A: 12, 22, 22, 24, 34, 31, 26, 35,…

A: Given the following two sets of data, draw a  stem and leaf plot.A: 12, 22, 22, 24, 34, 31, 26, 35,…

Q: Name all of the following data sets that you would expect to be skewed. I. waiting times at the bank…

A: Skewness means, not normal. If the data is normally distributed then we get a bell-shaped curve. If…

Q: Using the following stem & leaf plot, find the five number summary for the data by hand. 1|01 2166…

A: Answer:- Given stem-and-leaf plot is Stem leaf 1 0 1 2 1 6 6 3 1 6 4 1 3 4 9 5 2 2 4 7…

Q: Distinguish between any four pairs of the following concepts, indicating their importance in…

A: We can analyze the numerical data by using graphical techniques. We can visually display,…

Q: Indicate the level of measurement for the data set described. Weights of newborn babies a. interval…

A: We need to indicate the scale of measurement used for the weight of newborn babies.

Q: :20. Find the geometric mean for the following data: 6. variable X: 2 3 5 4 Frequency: 10 15 18 12

A: Solution:

Q: 57 46 16 45 20 12 31

A: Given,sample size(n)=24 Arrange the given data in ascending order11 , 12, 12, 15, 15, 16, 1620, 20,…

Q: Which of the following charts shows the five numbers summarising the distribution of a variable in a…

A:

Q: Draw a box plot for the following data: Median: 4.5 Lowest Value: 1 Greatest Value: 9 Lower…

A: Given that       Median = 4.5      Lowest value = 1    Greatest value = 9   Lower quartile = 2.5…

Q: . Which of the following about ordinal level of measurement is NOT true? O It classifies data in…

A: When the data set is distinguished on the basis of labelling variables that are qualitative in…