The cumulative frequency diagram shows information about the ages of employees in two companies. Work out the IQR for both companies.

Q: Then, the relative frequency of the class 22 – 34 is -

A: # Given frequency tabulated data  then to find relative frequency of class(22-34)??

Q: Complete the frequency distribution for the data.

A: here data represent age of 30 lottery winners from given data frquency distribution is as follow in…

Q: Calculate missing frequencies.

A:

Q: Teresa surveyed 100 students about whether they like pop music or country musc. Out of the 100…

A:

Q: 3. Each of three friends flips a coin 36 times. Angel records "tails" 20 times. Michael records…

A: Given each of three friends flip a coin 36 times.

Q: In 2017, 77 out of 100 Americans claimed to have read at least one book during the year. Write this…

A:

Q: The table below show the sample of ages of teenagers start smoking. What is the percent cumulative…

A: Given, Ages Frequency 18 10 19 15 20 5 21 6 22 2 23 4 24 9 25 4

Q: If you are told only that you scored in the 80th percentile, do you know from that description…

A: p-th percentile means that there are p% of the values are less than that value. Here, you scored in…

Q: A researcher records the frequency distribution for a basketball player shooting free throws until a…

A: Note: Hi there! Thank you for posting the question. As your question has more than 3 parts and…

Q: In Excel, which one denoted a range from B1 through B5

A: In excel for defining the range we use : First value : Last value

Q: Estimate the measure of ZOPQ to the nearest 10°.

A: Estimate the angle nearest 10°.

Q: Suppose in a single month a certain baseball team won 9 games and lost 15. What percent of the games…

A:

Q: All of the 48 students in the fifth grade class at Parker Elementary School voted for the favorite…

A: Basic operations like, addition, subtraction etc. can be used to find data. For example, if a team…

Q: How would you plot the points for cumulative frequency on a ogive?

A:

Q: Find an estimates of the average number of accidents per week in two different junctions.

A: Here given, Speed cameras (SC) are used to reduce the risk of accidents in accident-prone zones in…

Q: The height of a maple tree is 128.3 ft., is it a discrete or continuous data set

A:

Q: provide three different situations  to illustrate how a different measure of ceuntral tendency is…

A:

Q: The ages of the men who signed the United States Declaration of Independence ranged from 26 to 70. A…

A: Given information: Given that represents the histogram for the ages of the men who signed the United…

Q: Suppose in a single month a certain baseball team won 3 games and lost 21 what percentage of the…

A:

Q: The junior and senior classes of a high school surveyed their respective classmates to help decide…

A:

Q: CONSTRUCT A UNIQUE FREQUENCY DISTRIBUTION TABLE LIKE THE ONE IN THE PHOTO. I REPEAT, IT SHOULD BE…

A: A frequency table is a tabular form that is used to tabulate a large set of observations in an easy,…

Q: Below is the frequency distribution of The number of orders received each day during the past 25…

A: Solution

Q: Below is a cumulative relative frequency graph for the lengths, in minutes, of 200 songs recorded by…

A: a) From the graphs, length cumulative frequency frequency 2 0 0.2 3 0.2 0.38 4 0.58 0.22…

Q: tracked The number of visitors tha The 42 randomly selected

A: Statistics is the science that includes collection of data , cleaning, organizing , analyzing the…

Q: What is the mode of this simple frequency table?

A: Calculate Mode from the following grouped data X Frequency 12 1 11 2 10 1 9 2 8 1 7 1…

Q: ______________ tell us how many observations were recorded, and how frequently each score or…

A: To find:   ______________ tell us how many observations were recorded, and how frequently each…

Q: What makes a frequency table complete?

A: Frequency distribution Frequency distribution: The number of occurrence is known as frequency and…

Q: If all scores are of the same frequency, what is the mode? A highest score B middle score C) lowest…

A:

Q: the histogram below. NOTE: The last class actually represents "7 or more items," not just 7 items.

A: The histogram can be denoted as,

Q: researcher surveys a sample of n = 20 college students and asks each person to identify their…

A: Given Information:   n = 20 students

Q: . what percentage of females will be forced to look for new pa

A:

Q: For a study, a researcher collected 200 leaves from oak trees. After measuring the lengths of the…

A: Given problem is :

Q: Based on the information, what is the cumulative relative frequency for the 50.2% - 59.7% change in…

A: It is given that Cumulative frequency for class 50.2-59.7 is = 45 Total frequency = 50

Q: If a psychologist summarized data for a variable in a frequency table but finds that there are so…

A: Given: If a psychologist summarized data for a variable in a frequency table but finds that there…

Q: A recent Gallup Survey of a sample of 1000 people asked each how they viewed the ethical standards…

A: Introduction: The given data provides the relative frequency percentages, instead of the actual…

Q: what is the difference between frequency and relative frequency?

A: To know the difference between frequency and relative frequency, we first need to know about…

Q: The following chart shows "living wage" jobs in Rochester per 1000 working age adults over a 5 year…

A: The given information in a chat is number of living wages jobs in 1997 is 635 Number of jobs in 1999…

Q: Complete the frequency table for the Math test scores

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Q: Define : Frequency polygon, cumulative frequency curve

A: A frequency polygon is a graph constructed by using lines to join the midpoints of each interval/…

Q: What is the cumulative frequency for the fourth class

A: We have to find the cumulative frequency for the fourth class...

Q: When we create a frequency table or histogram, we can still see all the information about the…

A: Frequency table or histogram is created by making group of some datas.

Q: Identify the correct scatterplot that shows how backpack weight relates to body weight.

A: Answer: From the given data The scatter plot is

Q: find 10th pr for given data  45,85,98,7,56,78,56,34,25,96,85

A:

Q: A point estimate of a population consists of how many numbers?

A: Solution: Point Estimation: Point estimate is type of estimation in a statistics. In  the point…

Q: Which orchard has the highest rate of apples per tree?

A: Here it is given that the three apple orchards and each orchard has a different number of trees and…

Q: Explain how you filled in the frequency table and answer these questions. 1. What fraction of…

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

Q: A coin is flipped 70 times and lands on tails 28 times. What is the relative frequency of the coin…

A:

Q: Find the mean birth weight of these 35 babies

A: Here take  X = weight of baby at birth time = birth weight  f = number of babies  Use weighted mean…