Manually create an ungrouped frequency distribution. The data represent the average number hours of sleep per night for some teenagers. 5, 5, 5, 6, 6, 6, 6, 6, 7, 7, 7, 8, 8, 8, 8, 9, 10, 10, 10, 10, 11, 11.

Q: Suppose that the school/college teaching the class is also recorded for each class (for example,…

A: Here we want to know correct graphical procedure.

Q: How do you get the frequency in excel for a frequency distribution chart.

A: First we shall see how to plot the freuency ditribution and then how to show the frequencies. To…

Q: Find the variance for this data set of salaries 30, 34, 52, 48, 25, 36, 27 Round the…

A: The mean of the sample data can be obtained as:

Q: Calculate the mean of this data set. {8, 3, 5, 12} 1

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Q: in the simple frequency distribution constructed from the data  9,8, 8, 7,7,7 ,5,5,4,4,4, 3,2,1 the…

A:

Q: Find range and mid-range of the data here…

A: Given data set, 5,7,9,45,35,35,77,42,2,68,94,3,8,43,89,5,32,68,06,34,85,45,89

Q: Students in a class were asked how many movies they had seen in the last month. The results are…

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Q: The data below list the number of laptop computers owned by families in each of 40 homes in a…

A: We will make a frequency table using the given data   Value Frequency 0 5 1 12 2 14 3 3…

Q: Find the median for the data items in the given frequency distribution. Score, x Frequency, f 3. 4…

A: Given problem Given that   The median for the data items in the given frequency distribution is,…

Q: How do you construct a frequency distribution.

A: Frequency distribution is a tabular or graphical representation of the frequency of individual data…

Q: i believe its the explanation What is the sum of all frequencies in a frequency distribution

A: the sum of all frequencies in a frequency distribution is a cumulative distribution function .

Q: Which is the best description of a two-way frequency table? A table that represents all the…

A: Answer: A table that represents all the relationships among two different categories of data.

Q: Which of the following is used when we need to account for each individual value in a set of data?…

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

Q: The data below list the number of laptop computers owned by families in each of 40 homes in a…

A: Here, n=40 Mean = xi/n Mean=…

Q: Find the range for the group of data items 9,10,11,12,13,14

A: Range of Data items =Maximum value - Minimum Value

Q: Find the median and mode for the data in the table below: interval frequency 0-10 10-20 20-30 4…

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Q: A professor administered an exam to twenty-five students. Their test scores are below.   100 70 66…

A: First enter the given data in Excel sheet.  And we can use average () command to Calculate mean. To…

Q: Jais per 5. The points for drawing More Than Ogive curve are (10, 65), (20, 62), (30, 47), (40, 39),…

A: In a more than ogive curve the frequency for the first class is same as of the cumulative frequency.…

Q: A high school teacher is interested in the number of text messages her students send during a one…

A: Given information: The data represents the frequency distribution of number of text messages sent by…

Q: THE RANGE OF SCORES 17,19,19,23,26

A: We know that the range is the difference between the maximum and minimum value.

Q: The frequency distribution to the right shows the various levels of demand for a particular laptop…

A: Given Data : X  = Number of Laptops Frequency 0 18 1 19 2 11 3 8 4 1 5 3 Below…

Q: Use the data to make a frequency table. 1. number of students per class: 26 18 25 28 24 27 30 15 25…

A:

Q: Given the data set \ 50,5,12,13,15,18,22,6\ Determine the 75th percentile.

A: Given that The data are 50,5,12,13,15,18,22,6 75% percentile  Q3=value of (3(n+1)/4)th observation

Q: Ages Number of students 15-18 19-22 23-26 8 27-30 31-34 35-38 Based on the frequency distribution…

A: Note: In the class interval of a--b, Here, a represents the lower class limit and the upper class…

Q: Ms. Richardson gave her students a biology test last week. Here are the test scores for each of the…

A: Given : Test score Frequency 66 to 71  7 72 to 77 8 78 to 83  8 84 to 89  788

Q: Draw a frequency histogram and provide a brief description of the distribution's shape

A: Introduction :-  For given data we have to draw histogram and to give information about shape of the…

Q: The data represent the​ time, in​ minutes, spent reading a political blog in a day. Construct a…

A: Given: n=20 The frequency table is given below Classes Frequency 0-7 3 8-15 1 16-23 4…

Q: In this study researchers investigated the amount of weight children carry in their school…

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Q: The data to the right represent the top speed (in kilometers per hour) of all the players (except…

A: A relative frequency distribution shows the proportion of the total number of observations…

Q: The operator of an amusement park game kept track of how many tries it took participants to win the…

A:

Q: The median of the set of data below is 9. 4, 9, 9, 9, 8, 7, 6, 1,2 O True False

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Q: Birth months Here are the reported birth months for the 40 students in the online sample. Summarize…

A: Count the number of times each month is repeated to obtain the frequency distribution.

Q: Quèstion 4 Find the median for the following data: 23, 27, 29, 31, 35, 37, 40, 42, 44, 47, 51

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Q: The given data represent the number of people from a town, aged 25-64, who subscribe to a certain…

A: Given data,                     Calculate mid points to the class intervals i.e., (25+34)/2 ... and…

Q: The data represent the time, in minutes, spent reading a political blog in a day. Construct a…

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Q: Which is the best description of a two-way frequency table? A table that shows how data from one set…

A: Here we have to find which is the best description of a two way frequency table.

Q: find the mean, median, and range of the set of numbers. Then, use Excel to create a frequency table…

A: First we enter the given data in Excel sheet. Then we use average () command to calculate mean. To…

Q: Lets' Try! Which data set has a wider spread? a. 2, 3, 3, 4, 5, 6, 8 25th Percentile (Q,) = 3…

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Q: A veterinarian recorded how many kittens were born in each litter. This data is summarized in the…

A: Given that,A veterinarian recorded number of kittens were born in each litter.

Q: uild the frequency distribution and graphs: histogram, frequency polygon and sectors of the grades…

A: The frequency distribution in R software,

Q: Ms. Bennett gave her students a biology test last week. Here are the test scores for each of the…

A:

Q: The frequency table shows the number of trees in the yard of each house on one street. What are the…

A: 1. The frequency table shows the number of trees in the yard of each house on one street. We need to…

Q: The record of 21 people in a 100m race is summarized in the frequency table below. Find the mean,…

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Q: The list shows the golf scores for an amateur golfer. Use this list to complete the frequency…

A: Given the list of golf score for an amateur golfer , using the list we need to compute class…

Q: The median of the set of data below is 9. 4,9, 9, 9, 8, 7, 6, 1, 2 O True O False

A: