Number of classes: 8Data Set: Finishing times (in seconds) of 20 adult male participants in a 5K race17161634157114702295144712491800159417801960152118251617130418222018208115821481Describe any patterns from Questions #7 and #8. Choose the correct answer below.O The class with the greatest frequency is class 1. The class with the least frequency is class 8.The class with the greatest frequency is class 3. The classes with the least frequency are classes 4, 7, and 8.The class with the greatest frequency is class 8. The class with the least frequency is class 2.O The classes with the greatest frequency are classes 4, 7, and 8. The class with the least frequency is class 3.

Given: Data set: Finishing time of 20 adult male participants in a 5k race. 1716 1634 1571…

Answered: Number of classes: 8 Data Set:…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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Determine the number of classes in the frequency table below. Class Frequency 29-30 31-32 33-34 35-36 37-38 7 2 6 4 1 OA. 6 B. 2 C. 5 D. 20
2 The data set below is used for questions 1-3. The times for 35 students to take a final exam (in hours) are listed below: The data is listed in rows with 5 values each, just for your convenience in reading them. There is nothing special about the groupings. 0.2, 0.5, 0.7, 1.1, 1.2, 1.2, 1.3, 1.4, 1.4, 1.4, 1.5, 1.5, 1.6, 1.6, 1.7, 1.9, 2.0, 2.1, 2.1, 2.2, 2.3, 2.5, 2.6, 2.8, 2.9, 3.0, 3.0, 3.1, 3.7, 3.7, 4.0, 4.1, 4.5, 5.1, 5.8 Which distribution might be appropriate for this data? For the instructor, this was question 3. X Binomial X Exponential / Gamma X Negative binomial X Normal X Poisson
Decide whether there is a relationship between mobile phone brands and the gender.
Which of these frequency counts would be represented by the smallest number of dots on a dot plot? A. 8 B. 9 C. 7 D. 6
Here is a set of data. 27 231 276 283 299 308 321 407 567 584 587 625 737 830 966 974 Identify the 5 number summary (min, Q1, median, Q3, max)
Topic: FREQUENCY DISTRIBUTION DATA GROUPED Below are the durations (in seconds) of songs that were popular. (The Songs are by Timberlake, Furtado, Daughtry, Stefani, Fergie, Akon, Ludacris, Beyonce, Nickelback, Rihanna, Fray, Lavigne, Pink, Mims, Mumidee and Omarion). 448 242 231 246 246 293 280 227 244 213 262 239 213 258 255 257 A. Find the range, mean, median, mode, the variance and the standard deviation. B. Is any duration very different from the others? How is this fact evidenced in each of the Measures of location and dispersion found? C. Calculate the coefficient of variation. What can say about the relationship between the average duration of the songs and the calculated deviation?
Ideal Number of Children Frequency 12 1 26 2 523 3 265 4 67 10 6 4 7 2 8 1 10 4 11 1
is a graph showing the number of observations in each class of a frequency distribution. O a histogram O b. polygon O c. frequency distribution O d. relative frequency distribution
Which one of the following data is an interval data? a Typhoon signal b Student number c Calendar years (2019, 2020, etc.) d Speed of a car
The HR group for a company collected data detailing the educational level of the company's employees. They found that 155 have no degree (None), 47 have an associate's degree (AA), 213 have a bachelor's degree (BA), 49 have a master's degree (MA), and 33 have PhDs. A frequency/relative frequency table is shown below. Complete parts a through c below. Level Frequency Relative Frequency None AA BA MA PhD 155 47 213 49 33 31.19% 9.46% 42.86% 9.86% 6.64% a) Make a bar chart using counts on the y-axis. Choose the correct bar chart below. OA. OB. Oc. 250 500- 250- 200- 400- 200- 150- 300어 150- 100에 200- 100- 50- 100- 50- 0- None AA BA MA PhD None AA BA MA PhD "None AA BA MA PhD b) Make a relative frequency bar chart using percentages on the y-axis. Choose the correct bar chart below. O A. OB. Oc. 100- 50- 250, 200- 80- 40- 60- 150- 30- 40- 100- 20- 20어 50- 10- UNone AA RA MA Phn None AA RA MA Phn None AA RA MA Ph0
Help please
Use the frequency histogram to complete the following parts. (a) Determine the number of classes. (b) Estimate the greatest and least frequencies. (c) Determine the class width. (d) Describe any patterns with the data. (a) There are (Type a whole number.) classes. (b) The least frequency is about (Round to the nearest whole number as needed.) The greatest frequency is about. (Round to the nearest whole number as needed.) (c) The class width is $0. (Type an integer or a decimal. Do not round.) (d) What pattern does the histogram show? A. About half of the employees' salaries are between $40,000 and $49,000. B. About half of the employees' salaries are between $50,000 and $59,000. C. Most employees make less than $34,000 or more than $60,000. D. Less than half of the employees make between $35,000 and $59,000. Frequency 300- 200- 100- 0- Employee Salaries 32 37 42 47 52 57 62 Salary (in thousands of dollars) O

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