Table 1 is showing the frequency distributions of heights for 100 students in a school.Calculate:a) Mean of the heights.b) Arithmetic mean of the heights.Table 1Height (inches)Frequency (f)60 - 6263 - 651866 - 684269 - 712772 - 748

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Answered: able 1 is showing the frequency…

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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7. STATISTICS A class of 32 students participated in running a 400 m race in preparation for their sports day. The time, in seconds, taken by each student is recorded below. 83 34 36 @ (b) 58 82 85 82 81 80 34 82 32 72 98 73 50-54 55-59 60-64 65-69 70-74 75-79 80-84 61 78 71. Copy and complete the frequency table to represent this data. Time in seconds Frequency 3 4 6 Using the raw scores, determine the range for the data. 77887 100
The scatterplot below shows the mean cost of an oil change for Sadie's car during each of the last 10 years. Mean Cost of Oil Change Mean Cost (dollars) 000 25 A 20 B 15 Year Using the points (2, 15) and (7, 21), what is the best estimate of what the mean cost of an oil change willbe car for Sadie's car when it is 12 years old? 10 ➤X 0 1 2 3 4 5 6 7 8 9 10 Response 3* $25 III $27 C $29 40 $31 3 points
Q8 The following are the ages of the subjects in the study: 63 72 68 69 71 84 80 78 61 76 84 77 86 69 64 Find the following: (a) mean (b) median (c) mode (d) range (e) midrange
Using excel create a graph of the frequency distributions for the following group of data taken from a variety of real life situations. For the first Copy and Paste the graph into a word processing document.Below the graph state which category the distribution of the data falls into. Explain your decision.
The accompanying relative frequency ogive represents the composite score on a standardized test for a high school graduating class. Complete parts (a) through (d) below. Click the icon to view the ogive. (a) What is the class width? Ogive of Composite Scores 6 (Type a whole number.) (b) Approximately 10% of students had a composite score below what level? 1- 18 (Type a whole number.) 0.9- (c) What percentage of students had a composite score less than 36? 0.8- 80 % 0.7- (Type a whole number.) 0.6- (d) Five percent of students had a composite score above what level? 0.5- (Type a whole number.) 0.4- 0.3- 0.2- 0.1- 6 12 18 24 30 36 42 48 54 Composite Score Cumulative Relative Frequency
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Example Obtain the median for the following frequency distribution : 1 4 6. 7 8 9. f: 80 15 10 11 16 20 25 9. 6.
Using a excel create a graph of the frequency distributions for the following group of data taken from a variety of real life situations. For the first Copy and Paste the graph into a word processing document.Below the graph state which category the distribution of the data falls into. Explain your decision.
Complete the frequency distribution table and then find the coefficient of variation Categories (10-9) Repetition ( 25 -9) 253 275
The temperatures in °C, at midday in a German city during summer of 2017, were mersured for eight days and the results are recorded below. 21, 12, 15, 12, 24, T, 30, 24 The mean temperature was found to be 21°C. (a) Find the value of T. (b) Write down the mode. (c) Find the median.
The data represent the time, in minutes, spent reading a political blog in a day. Construct a frequency distribution using 5 classes. In the table, include the midpoints, relative frequencies, and cumulative frequencies. Which class has the greatest frequency and which has the least frequency? C Complete the table, starting with the lowest class limit. (Simplify your answers.) Class Frequency Midpoint 17 "" Which class has the greatest frequency? The class with the greatest frequency is from to Which class has the least frequency? The class with the least frequency is from to 32 3 32 6 Relative Frequency 28 39 5 25 11 9 8 27 15 8 38 30 24 17 0 30 Cumulative Frequency Q
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able 1 is showing the frequency distributions of heights for 100 students in a school. alculate: O Mean of the heights. ) Arithmetic mean of the heights. Table 1 Height (inches) Frequency (f) 60 - 62 5 63 - 65 18 66 - 68 42 69 - 71 27 72 - 74 8