(3) The following histogram shows the distribution of marks for Topic Test 2 in in 2013. Find the modal class and the median class for this data. : ó 10 20 30 40 50 60 70 80 90 100 Marks (%) Frequency 12 14 9

Q: For the following grouped frequency distribution table of exam scores, how many students had scores…

A: Given data, How many students scored higher than X=54?

Q: The following data represents the ages of 30 students in a statist class. Construct a frequency…

A: Class width:

Q: 1. The following data set represents the number of students visiting the University library in 20…

A: The five classes appropriate for the given data is: 5-10, 10-15, 15-20, 20-25, 25-30 Now the…

Q: 2.) Use the following data which represents the population of the 20 most populous cities in the…

A: For the given data construct frequency distribution

Q: The following are the variations of ratings of Five Richfield college researchers on the…

A: We know that  Mean:   It is the sum of an observations divided by the total number of observations…

Q: Consider the following incomplete grouped frequency distribution. Classes (Rand) Frequency…

A:

Q: Refer to the following stem-and- leaf diagram. It represents the marks out of 75 of 21 learners in a…

A:

Q: The following data represent the scores of a sample of 50 Math 53 students in their 50 - point…

A:

Q: Consider the following frequency table representing the distribution of the length of a morning walk…

A: Solution-: We have following table: Length of a  Walk (in miles) Class Frequency 0.26-0.32 6…

Q: The following figures give the number of children born to 50 women: 3 3 8 3. 1 2 1 3 4. 3 3 5 3 3 6.…

A: Frequency of an observation is equal to the number of times that observation is repeated in the data…

Q: The following table lists length of stay in hospital (days) for a sample of 25 patients.     5…

A: Given, a.) A  frequency/relative frequency table for these data using 5-day class intervals class…

Q: Suppose that 50 students are enrolled in a statistics class and the following are the test scores…

A: Relative frequency: The relative frequency is obtained by dividing each frequency by the total…

Q: The following frequency distribution presents the weights in pounds (lb) of a sample of visitors to…

A:

Q: 3. The following data about the number of boyfriends/girlfriends of 40 students have had were…

A:

Q: A sample of 200 college freshmen was asked how many hours per week they spent playing video games.…

A: ( a ) How many classes are there? ( b ) What is the class width?

Q: The following is data for the first and second Quiz scores for 8 students in a class. First Quiz…

A: There are 8 students in a class. Therefore, n = 8. There are 2 variables in the data. Independent…

Q: 2. Construct a frequency distribution for the following data using six classes. 25 10 36 15 8 36 29…

A: Given  Data : Number of classes  = 6 Lower class limit = 8 Class width = 5

Q: 4. Draw a histogram from the following data Profits (Rs) Number of companies 0-9.9 22 10-19.9 38…

A:

Q: A sample of 200 high school students were asked how many hours per week they spend watching…

A:

Q: The test scores of Ms. Jackson's 108 students are summarized in the table below. Construct and label…

A: Here is the graph

Q: What is the 50th percentile of the data

A:

Q: 4. The following data is the scores of forty students in a 100-item math quiz. 65 75 83 92 83 90 59…

A: The question is based on a freq. dist. of data and graphical representation of data Given data :

Q: 6. Here are the hottest recorded temperatures (in degrees Fahrenheit) for each of sixteen cities…

A:

Q: 12) The following data show the daily sales (RM 000) of a Jaya Minimarket for the last 50 days.…

A: “Since you have posted a question with multiple sub-parts, we will solve the first three sub-parts…

Q: The following is the data set for specific research regarding a certain product 15 19 14 20 13 23…

A: “Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…

Q: A consumer group surveyed food prices at 87 stores on the East Coast. Among the food prices being…

A: A consumer group surveyed food prices at 87 stores on the East Coast.  Provided data is: Price…

Q: 0 0 0 0 0 0 1 1 2 2 2 3 3 4 5 5 5 5 5 5 5 5 5 5 6 6 7 7 7 7 7 7 8 8…

A: Percentile is the measure in the statistics below which certain amount of percentage of the data…

Q: Example 24. Construct a histogram from the following distribution of total marks of 30 students of a…

A:

Q: Suppose the marketing research firm comScore would like to examine if the social networking site…

A: Null hypothesis: The age group of social network users and social media platform are independent…

Q: The following table gives the favorite color of each student in a large statistics class. Color…

A: The variable of the data set is "students"

Q: The results are presented in the following frequency distribution. Gender and Age Group Males 2-11…

A: The following information has been given:   2-11 12-17 18-34 35-49 50+ Male 13.7 11.4 15 11.9…

Q: In a simple study about coffee habit in two towns, the following information was received: Town A:…

A:

Q: 2. The following is frequency distribution of 200 factory workers with their perspective outputs…

A: The graphs are easy representation of the data set. It is easily computable, easy understanding,…

Q: The following frequency table represents the number of times an individual visits their Primary Care…

A:

Q: 3. The following chart shows the annual salaries of a group of workers recently interviewed Salary…

A: Median: For a set of observations, the median is defined as the middlemost value. Interquartile…

Q: 1. The following data represent the weekly saving in pesos of employees in a firm. 49 52 18 65 57 26…

A: Solution-: We find (c) Mean, Median and Mode              (d) Q1,Q3,P30,P75,D4              (e)…

Q: The following Frequency Distribution for Blood Glucose levels collected over 1 month (in mg/dL).…

A: Class Limit Frequency (f) Class Width Cumulative Frequency Relative Frequency (f/Σf) 60-79 3…

Q: 2. The following data represents the ages of 30 students in a statistics class. Construct a…

A:

Q: n order to study the spending habits of shoppers in Orlando, Florida, 50 randomly selected shoppers…

A: The data set is: 4 5 0 4 2 1 1 5 3 5 4 3 4 0 5 2 5 2 0 2…

Q: The following table gives the frequency distribution of the number of rooms for a sample of 100…

A: Solution: 16. The given frequency distribution of the number of rooms is

Q: The following data represent the weekly saving in pesos of employees in a firm. 65 49 52 18 57 26 24…

A:

Q: The following frequency distribution presents the weights in pounds (lb) of a sample of  visitors to…

A: Class width: The class width is the distance between the lower limits of the consecutive classes or…

Q: 1. The following set of data lists the number of text messages sent per day in a sample of college…

A: In statistics there are two types of measures namely measures of central tendency and…

Q: 4. Draw a 'less than ogive' for the following frequency distribution Marks No. of Students 0-4 4-8…

A:

Q: For items 28-30, consider the following frequency distribution: Frequency Class Interval 1. 21-26…

A: 28)  Use the given data to form the excel table:   Midpoint (x) Frequency x*F(x) C.F 21 to…

Q: 1. Construct a frequency distribution for ungrouped data on the information Students in a theater…

A: The frequency distribution:  The frequencies are obtained by counting how many times the value…

Q: Use the following Frequency table to calculate the median. Class Frequency 2……4 4…

A: Class Interval Frequency, f Cumulative Frequency 2-4 4 4 5-7 6 10 8-10 3 13 11-13 2 15…

Q: Q1. Construct a frequency distribution for the given data using 5 classes. 32 47 51 41 46 30 46 38…

A:

Q: The following is a Frequency Distribution Table for the favorite sport of a class of 40 fourth grade…

A: We have to find mode ..

Q: Construct the frequency distribution table,

A: The given data is of  50 students are enrolled in a statistics class and the test scores received by…

Bar Graphs

A bar graph is a chart or graphical representation of data. A bar chart, also known as a bar graph, is a graph or chart that displays categorical data using rectangular bars with heights or lengths equal to the values they represent. Typically, bar graphs show categorical and numerical variables grouped in class intervals. A bar graph is useful for comparing and analyzing a set of data.