Organize the student’s heights in a frequency table of 5 classes with suitable class width (class interval). (You have to construct a table with classes, frequency, cumulative frequency, relative frequency, and percent relative frequency).

Q: What is the median number of fossils found by students?

A: Median is defined as the middlemost observation present in a dataset, when the data set is arranges…

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: Find the relative frequency for the class with lower class limit 35 Relative Frequency =

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Q: In a large data set, the 49th percentile is 523 and the 71st percentile is 675.  About what…

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Q: What is the value of class interval when number of classes is 107 Construct a frequency distribution…

A: Given : data To find: class interval when number of classes are 10

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

A:

Q: The ages of the 10 best actresses in Hollywood are as follows: 37, 48, 56, 66, 55, 60, 52, 54, 48,…

A: We first arrange the given 10 ages of the best actresses in ascending order as, 37, 48, 48, 52, 54,…

Q: ーノ3ラー Construct a Relative Frequency Histogram using the class boundaries on the horizontal axis.

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Q: he number of stores that must be sampled is

A: Given : Margin of error=E=0.05 Significance level=α=0.10 Our aim is to find the number of stores…

Q: a frequency table of grades had five classes (A,B,C,D,E,F) with frequencies of of 2,13,13,5 and 2…

A:

Q: Calculate the relative frequency of the class interval (40 – 50].

A: b) Relative frequency interval for the class 40-50 = Frequency/Total (N)  =  5/60 = 1/12  = 0.083…

Q: the researcher categorised the data into six location groups and six occupation groups, and…

A: (a). Graphical display for comparing the number of individuals in each location group: The data…

Q: In a numerical value data set, the largest value is 85. There are 7 classes and the width of the…

A: It is given that the largest value is 85, there are 7 classes, and the width of the class is 9.

Q: A quantitative data set has 22 observations  when arranged in descending order what is the value of…

A: The quantitative data set has 22 observations.

Q: How did you come to the conclusion for the relative frequencies numbers being 0.5, 0.10, etc?

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Q: Is this a frequency histogram or a relative frequency histogram? Explain. How many class intervals…

A: Given a histogram

Q: A survey of 800800 nurses yielded the following information: 430430 were health club members, 575575…

A: Given :  A survey of 800800 nurses yielded the following information: 430430 were health club…

Q: A data set has values ranging from a low of 10 to a high of 52. What's wrong with using the class…

A: While constructing a frequency distribution, we construct classes along with their corresponding…

Q: ask 20 of your friends, classmates or family member what are their favorite k-pop Singer or group…

A: This is a problem related to preparing frequency distribution table. Based on the data collection we…

Q: Here are the scores of 13 students on a history test. 60, 64, 64, 66, 67, 69, 75, 76, 79, 81, 81,…

A: It is given that, Scores of 13 students on a history test is obtained as:…

Q: Create a table wherein it shows your score or your • class interval • class width • frequency •…

A: To create a table where a data is shown with the frequency, class interval and cumulative frequency.

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

A: Explanation of the answer is as follows

Q: A researcher is running a study to determine the proportion of men that wear neckties to work. To…

A: Since, we answer only first three sub-parts of a question, we will answer the first three. Please re…

Q: Forty plasma TVs were tested, and the number of watts per hour they used recorded. Given that the…

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Q: A group of 100 students was surveyed about their interest in a new International studies program.…

A:

Q: In a class of 10 students, James got 3rd position from the lowest. What is his percentile rank?

A: Given data: In a class of 10 students, James got 3rd position from the lowest. To find: What is his…

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 is Frequency Polygon?

A:

Q: How do I Identify the class with the​ greatest, and the class with the​ least, relative frequency?

A: The aim is to find the way to find the class with the greatest, and the class with the least,…

Q: Consider two graphs for the amount of the first bill for 80 new residential phone customers.  At…

A: 8th percentile of the data is represented by that point of the data that is larger than or equal to…

Q: TODAY Moms and Parenting.com surveyed 6,000 parents to determine how much money they were willing to…

A: Formula of z score is ,  z = ( x - mean ) / SD  x = z*SD  + mean

Q: How do I round the decimals? (This is not graded. It is merely an exercise to solidify acquisition).

A: The relative frequency distribution is,

Q: The cumulative frequency diagram shows information about the ages of employees in two companies.…

A: The range of a data is found by the difference between the largest value and the smallest value. IQR…

Q: Mel, a nurse, wishes to construct a table of her patients' heart rates (in beats per minute), shown…

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Q: A Frequency table of grades has five classes (A, B, C, D, F) with frequencies of 4, 15, 16, 4 and 1…

A: It is an important part of statistics. It is widely used.

Q: 10- Daily hours of television EN 20 Relative frequency (%)

A: From the histogram it can be seen that the markers are put after every 2%.    The percentage of…

Q: Referring to the table below, what is the frequency of the second class interval ?

A: The question is about frequency distribution Given :   To find : Frequency of second class interval

Q: List the advantages and disadvantages of using relative frequencies in place of frequencies, in…

A: The number of times each value of X repeats is the frequency of that particular event. Frequencies…

Q: Construct a vertical and horizontal bar graph for the number of employees (in thousands) of a sample…

A: We have given that data Name of company   Employees  Xerox                          378 MicMicroso…

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

A: Given raw data are as follows:…

Q: Suppose that the results of a survey show that 53% of people consider summer as their favorite…

A: Given that Results of a survey show that 53% of people consider summer as their favorite season.…

Q: How do I find the number of classes in a frequency histogram.

A: Frequency histogram:Histogram is one graph which indicates the shape of the distribution of the…

Q: Define relative frequency and conditional relative frequency

A: In a contingency table (sometimes referred to as a two-way frequency table or cross tabs),…

Q: According to the U.S. Department of Labor, as of May 2009 the median annual salary for a physical…

A: Assume X be the random variable representing the annual salary of a physical therapist (in dollars).…

Q: the property custodian makes an inventory of the cabinets, chairs, tables, blackboards, and electric…

A: Descriptive statistics includes describing the data by collecting the data, calculating statistics…

Q: Create a relative frequency table for the numbers 2, 2, 2, 3, 3

A: A relative frequency is the fraction of times a number occurs. To find the relative frequencies,…

Q: A frequency table of grades has five classes​ (A, B,​ C, D,​ F) with frequencies of respectively…

A: The relative frequency of the five classes is obtained below:The formula for the relative frequency…

Q: find 30th percentile   10,15,18,16,19,20,24,15,26,20,22,25,28,1

A:

Q: The 20 scores below were recorded from a math test: 75, 64, 82, 68, 75, 73, 68, 78, 80, 97, 85, 68,…

A: Frequency distribution: The number of values lying in the particular interval or the number of times…