The box plots below show student grades on the most recent exam compared to overall grades in the class: Class Exam TH 60 70 80 90 100 Which of the following best describes the information about the medians? The exam median is only 1–2 points higher than the class median. The exam median is much higher than the class median.

Q: stem and leaf plot? Also include its median.

A: Here Given total number of data =20

Q: a. The mean is The median is

A: mean= sum of all observation/number of observations. mode =most occurring value in the data set.…

Q: Judy asked her coworkers about their typical commute time. This box plot shows the results. Commute…

A: To determine the median commute time.

Q: The IQR for the ratings distribution of retail/electronic stores is equal to the IQR for the ratings…

A: The stem and leaf plot of the ratings of the customers is given as: Retail store   web sales…

Q: The paired data below consist of the costs of advertising (in thousands of dollars) and the number…

A:

Q: A basketball measured the heights of his players and found them to be: 173cm, 177 cm, 185cm, 183cm,…

A:

Q: What is the interquartile range (1QR) of the data set represented by this box plot? 30 10 30 40 50…

A: Given, A boxplot with all its necessary values . Calculate, the interquartile range(IQR). Formulae…

Q: A middle school wanted to visualize the association between how many days a student is absent and…

A: We have given that the scatter plot of the Number of Absence and the grade. In this scatter plot,…

Q: The median is the point of the _____ percentile of distribution?

A: Median is the value that divides entire distribution between two equal parts also the median is the…

Q: The double dot plot shows the number of points scored by Sam and Daniel in 15 basketball games. What…

A:

Q: Bar charts are best used for __________ data

A: In this question, We have to tell that for what kind of data we use bar graph.

Q: what is the median of the data?

A: Given data 32 , 45 , 47 , 28 , 47 , 53 , 30 , 38

Q: What’s the percentage for the frequencies?

A: We have convert data in proportikn and percentages

Q: An analyst might want to determine whether there is a difference in the cost per mile of airfares in…

A: Given: City 1979 (x1) 2009 (x2) 1 20.3 22.8 2 19.5 12.7 3 18.6 14.1 4 20.9 16.1 5 19.9…

Q: The table displays the scores of students on a recent exam. Find the mean of the scores to the…

A:

Q: What does the shape of the box plot imply about the concentration of data? Use complete sentences.

A: Boxplot: Boxplot is the simple way to plot the observations of the distribution, with five-number…

Q: The measures which give you the spread of the data values are

A: In statistics, the variable is related to the quantitative data. If a data with a single variable is…

Q: The selling prices in thousands of dollars for homes located on Long Beach Island in New Jersey are…

A: Given: Data on selling prices for homes on four locations of Long Beach Island in New Jersey. The…

Q: The table represents the number of minutes of commercials during hour- long TV shows. Find the…

A: Given that Table for no. of minutes of commercials during hour long TV shows. No. of mins 12 13.5…

Q: The value, in thousands of dollars, for houses on a block, are: 45; 47; 47.5; 51; 53.5; 125 1. The…

A: Given data45 , 47 , 47.5 , 51 , 53.5 , 125

Q: THE SALE PRICE OF THE SIX TOWN HOUSES SOLD IN 2020 were…

A: Given Information :

Q: why do we need to study the variation of a collection of data?

A: Variation is nothing but the distance between the mean of the data from the data point…

Q: What are the two ways to understand the mean of a data set ? How would you go about giving examples…

A: Grouped Mean: Grouped mean is the mean of the dataset that is given in a grouped format with classes…

Q: Business has been​ good! As a​ result, Benjamin has a total of​ $25,000 in bonus pay to distribute…

A: Given: The total bonus amount is $25000 After distribution each employee will get $2500

Q: Which term describes a response that varies greatly from the majority of the other responses in…

A: An outlier is a value in a random sampling from a population that deviates abnormally from other…

Q: After six biology tests, Ruben has a mean score of 74. What score does Ruben need on the next test…

A: The mean score of Ruben after six biology tests is 74.

Q: For his statistics assignment, Johnson examined differences in quality of grades obtained by…

A: Johnson examined differences in quality of grades obtained by students on the regular program of a…

Q: There are three types of plot to choose from: boxplot, bar chart, and pie chart. Which of the plots…

A: Solution: Discrete variable: A variable is said to discrete if it is finite and countable. It…

Q: Which measure of variation is preferred when a. the mean is used as a measure of center?b. the…

A: a)Mean:Mean is an important measure of center when the data is quantitative. Mean of a data set is…

Q: What is the best description of the relationship in the scatter plot?

A:

Q: 3. Find the percentage of data points that lie between z1 picture to support your = -3.01 and z2 =…

A: Find the percentage of data points that lies between z1=-3.01 and z2=2.61. Find the graph for it?

Q: The value of a certain car when it was brand new with 0 mileage was $17,000 but the value dropped to…

A: The given scatter plot is a linear and it's slope is negative. Given that, at zero miles the value…

Q: AFTER ENTERING TEST SCORES FROM HER STATISTICS CLASS, THE INSTRUCTOR CALCULATES THE MEAN AND THE…

A: Here we are interested in finding the shape of the distribution of the student's test score.

Q: Which is the line of best fit for the data shown in the table?

A:

Q: Consider the following data on x = weight (pounds) and y = price (5) for 10 road-

A: Given information: Given data represents the values of the variables X = Weight and Y = Price for a…

Q: There is a NEGATIVE relationship between the number of hours a student watches television and his or…

A: Solution - Option B is correct. (Test score is decreasing with increase in number of hours)

Q: The box plots below show student grades on the most recent exam compared to overall grades in a…

A: EXPLANATION: As we can see from box plot that class have the median 85(approx.) and the exam have…

Q: The median of a set of data is more representative than the mean when the mean is larger than most…

A: True

Q: Why the number of days spent in hospital is a data measured at an interval and not ordinal level?

A: Levels of measurement: Ordinal: It categorizes the objects with natural ordering or ranking.…

Q: I finished first in the high jump and third in the pole vault. determine whether the data described…

A: Nominal Data- Take more than 2 values but these values are not ordered –there is no natural ordering…

Q: The following histogram represents final exam grades for a math class. Number of Students 40 60 70…

A: Histogram :  A histogram is a plot that lets you discover, and show, the underlying frequency…

Q: A high school has 40 players on the football team. The summary of the players' weights is given in…

A: A box plot represents, minimum, lower quartile, median, upper quartile, and maximum observations,…

Q: Look at the data on the line plot. 0.1 0.2 0.3 0.4 0.5 0.6 0.7 Which data value would be considered…

A: A data  on a line plot is given. We need to find the outlier of the data. The solution to the given…

Q: On a cold day in Minneapolis, the afternoon temperature was 48 degrees before a cold front moved…

A:

Q: For the data set 7 6 4 9 5 the median

A: The median is the middle data point in a sorted data set. The given data set is [7, 6, 4, 9, 5]…

Q: The following table shows the heights (in inches) and the Weights(in pounds) of the members of a…

A: Given, Heights Weights 72 180 74 168 68 225 76 201 74 189 69 192 72 197 79 162…

Q: The dot plot below shows the ages of students in the anime club at a middle school. 11 12 13 14 Age…

A:

Q: Andy made a scatter plot representing how much ice cream his shop sells versus the temperature on…

A: Solution

Q: A doctor wanted to determine whether there is a relation between a​ male's age and his HDL​…

A: a) Excel Procedure: Enter X and Y data in Excel>Data>Data Analysis> ‘Regression’>Select…

Q: For data on "volumes of milk dispensed into 2-gallon milk cartons," should you use the mean or the…

A: Mean is the measure of central tendency which is the generally considered the best measure of…