9- The total of frequency up to an upper class limit or boundary is known as. a. Frequency polygon b. Frequency distribution c. Cumulative frequency d. Average frequency

Q: A) The branch of statistics that organizes, pictures, and summarizes information from samples or…

A: The two main branches of statistics are: Descriptive statistics Inferential statistics

Q: Find the mean of the data summarized in the givenfrequency distributions, X.Class limitsClass middle…

A: Solution: We find mean for given frequency distribution data

Q: 10- Imagine that for a study, data is to be collected from a population size of 8000 items. The…

A:

Q: 3. A survey of households connected to North Park Secondary Night School found that 96% had Netflix…

A:

Q: Construct a frequency table with the following information: lower class boundary, u class boundary,…

A: Hello! As you have posted more than 3 sub parts, we are answering the first 3 sub-parts(lower class…

Q: a. How many employees collect less than 3,000 miles? b. Convert the frequency distribution to a…

A: The given frequency distribution is:

Q: Fill in the missing relative frequency (%), cumulative frequency, and cumulative relative frequency…

A: Part A: The given data are: Class  frequency (f) Relative frequency (f/N) Cumulative frequency…

Q: The following is a frequency distribution of a country of origin of international students;…

A: Given Information:

Q: randomly selected 120 customers who use this service. In the last month, the value of these…

A: *Answer:

Q: II. Suppose the following are the electric energy consumption of 50 households in a locality. Make a…

A: Given data is Class Interval Frequency <Cumulative  Frequency >Cumulative  Frequency…

Q: Consider the following frequency table representing the distribution of hours students spend on the…

A: The given frequency table is as follows:

Q: 26. From the following frequency distribution, you find Median. Classes Belo Belo Belo Belo Belo…

A: Given: Class Frequency 0 - 100 6 100 - 200 10 200 - 250 18 250 - 350 24 350 - 400 14…

Q: Identify the following for the 35–under 45 classes: (a) Frequency (b) upper and lower limits (c)…

A: a) the frequency is the number of data values within a certain class  For the 35 - under 45 class,…

Q: In a frequency distribution, if the length of the class is equal to 5 and the number of classes is…

A: Given: Length of the class is 5. Number of classes is 6. The objective is to find the range of…

Q: Refer to the following frequency distribution of days absent during a calendar year by employees of…

A:

Q: O#5: Construct a grouped frequency distribution table using 10 classes: 103, 129, 83, 131, 139, 125,…

A: To create grouped frequency distribution table follow the steps stated below: 1. Find the largest…

Q: Use these test grades for a statistics class to answer questions 22-27: {48, 52, 55, 60, 62, 62, 67,…

A: Given is a data on test grades for a statistics class. Now using this grades we need to fill the…

Q: 3. In the U.S. air pollution data are reported for 57 cities. Construct a frequency distribution and…

A:

Q: 12. A sociologist studying the prevalence of alcohol use among seniors in a particular high school…

A: We have 8 values for variable x,where x represents the number of drinks.Then,the values of x are…

Q: Is the cumulative frequencies for each class interval the frequency for that class interval, added…

A: Given : The cumulative frequencies for each class interval the frequency for that class interval,…

Q: The gas mileages in miles per gallon for 34 cars are shown in the frequency distribution.…

A: Introduction - Mean=sum of observationstotal number observations  Mean =∑fx∑f=∑fxNwhere ,…

Q: 15. Given that this is the corresponding frequency polygon of the table above, it can be concluded…

A: We have given that the statement about to the frequency polygon. Here, need to find out the given…

Q: 3.14 According to the U.S. Census Bureau, the distribution of family sizes in the United States for…

A: Given that - According to the U.S. Census Bureau, the distribution of family sizes in the United…

Q: Construct a frequency distribution table with 6 desired classes. Detemine the class mark, class…

A: Given data:…

Q: Find the class width from the frequency distribution. Temperature Frequency 45-49 1 50-54 3 55-59 5…

A: The given frequency distribution table is  45-49 1 50-54 3 55-59 5 60-64 11 65-69 7 70-74 7 75-79 1

Q: 2 - In the U.S. air pollution data are reported for 57 cities. Construct a frequency distribution…

A: Given Information:

Q: At a meeting of information systems for regional offices of a national company, a survey was taken…

A: Solution: Let X be the number of employee overseen by each information system officer. From the…

Q: 3. Consider the above Frequency Distribution of Salaries. Salary 41,000 - 50,000 51,000 - 60,000…

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

Q: The lower boundaries for the number of tatoos among prison inmates are 1, 4, 7, 10, 13, and 16. List…

A: The lower boundaries for the number of tattoos among prison inmates are : 1, 4, 7, 10, 13, and 16.…

Q: 16- Who defined statistics as “the numerical statement of facts in any department of enquiry placed…

A: Statistics is the numerical statement of facts in any department of enquiry placed in relation to…

Q: Refer to the following distribution of commissions.   Monthly Commissions Class Frequencies $600 up…

A: Monthly Commissions Class Frequencies $600 up to $800 3 800 up to 1,000 7 1,000 up to 1,200 11…

Q: connects points that represent the cumulative percentage of observations below the upper limit of…

A: A cumulative frequency ogive is a type of cumulative distribution that shows cumulative frequencies.…

Q: If the class mid points in a frequency distribution of age of a group of persons are 12, 20, 28, 36,…

A: We need to find out width of class intervals

Q: 1. Make a stem-and-leaf display 2. Consider 6 as the desired number of classes. Make a frequency…

A: Followings are the answer of the question 1) Construct the Stem and leaf  plot 2) Arrange of the…

Q: Identify the class​ width for the given Frequency Distribution Table List -------------Frequency…

A: We want to find the class width for given Frequency distribution table

Q: Pinky Bauer, Chief Financial Officer of Harrison Haulers, Inc., suspects irregularities in the…

A:

Q: 1. The lengths of 40 insects of a certain species were measured, to the nearest millimetre. The…

A:

Q: Consider the following frequency table representing the distribution of hours students spend on…

A: The table shows the distribution of hours students spend on homework in a week.

Q: The following table gives the distribution of the total popu Age 0-1010-20 20-30 30-40 40-50 50-60…

A: Given data,

Q: ractions over the week is shown in the following grouped frequen

A: Given data, What is the class width?

Q: 2- For a semi-symmetric frequency distribution, if the median is equal to 26 and the arithmetic mean…

A: Given: For a semi-symmetric frequency distribution we have, Median = 26 Mean = 24

Q: Twenty students in Teacher Aessel’s class score             27, 29, 26, 28, 22, 29, 28, 16, 24, 23…

A: Given Data : 27, 29, 26, 28, 22, 29, 28, 16, 24, 23,21, 25, 27, 28, 29, 23, 25, 18, 25, 24…

Q: If the class mid points in a frequency distribution of age of a group of persons are 12, 18, 24, 30,…

A: Solution: Given information: The class mid points of distribution of age group of persons are  12,…

Q: 10. Draw an ogive of the following distribution. Wage (in Rs): 70-80 80-90 90-100 100-110 110–120…

A:

Q: The data presented in the form of class intervals is known as

A: We can represent the large data in form of class intervals.

Q: 2. This table shows the mean and median total cash income for married-couple households (including…

A: The mean and median total cash income is mentioned for married couples’ households by race and…

Q: 2- Use the frequency histogram to: a. Determine the number of classes. b. Estimate the frequency of…

A: Note: According to bartleby experts question answers guidelines an expert can solve only first three…

Q: Identify the class width, class midpoints, and class boundaries for the given frequency…

A: Class width of each class is the difference between consecutive upper or lower classes.

Q: Using 6 classes of width 50 starting at 100, construct a frequency distribution for the following…

A: Given, Width of class = 50  No. of class = 6  Starting from = 100

Q: I would like to make a grouped frequency table from the following numbers: [4.928, 7.167, 6.266,…

A: There are total n = 16 observations.