8. From the following table find the number of students who obtained less than45 marks:MarksNo. of students30-4040-504250-6060-703570-80313151

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Answered: 8. From the following table find the…

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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The Mean of the following student marks equals to 25 mark Frequency 0-10 20-20 8 20-30 30-40 40-50 3 Total 25 Select one: True False 3.
Suppose Table 3b gives us the IQ range and the possible occupation/employment, find out what percentage of student applicants in Table 3c will fall into each IQ range. Table 3b: IQ range and Occupation/employment Occupation and Employment IQ Range 90-100 Laborers, Gardeners, Upholsterers, Farmhands, Miners, Factory Packers and Sorters, Warehouse workers, Carpenters, Cooks and Bakers, Farmers and Truck Drivers 101 111 Machinists, Shopkeepers, Butchers, Welders, and Sheet Metal Workers 112-122 Foremen, Clerks, Telephone Operators, Salesmen, Police officers and Electricians 123-133 School Teachers, Pharmacists, Accountants, Nurses, Stenographers and Managers 134-144 Doctors and Surgeons, Lawyers and Engineers 145 & abor Top Civil Servants, Professors and Research Scientists Table 3c: The IQ scores of 70 student applicants in a certain college: Table 3cc: IQ Range freq%[0.0000] 132 128 106 96 104 99 115 112 90 95 127 113 103 96 101 104 90 127 103 106 122 109 113 109 100 101 135 123 96 96…
Because the total population in 2050 is much larger than the Comparison of Population in the United States in 1950 and 2050 (in millions of persons) 1950 population, comparing percentages in each age group is clearer than comparing counts. Make a table of the Age Group 1950 2050 percentage of the total population in each age group for both Under 10 years | 29.3 | 56.2 1950 and 2050. 10 to 19 years 21.8 || 56.7 Only one age group in 1950 represents a larger percentage of the population than it does in 2050. For that age group, 20 to 29 years | 24.0 | 56.2 30 to 39 years | 22.8 | 55.9 determine the difference of the percentages between 1950 and 2050. Report your answer to the tenth of a percent. 40 to 49 years 19.3 52.8 50 to 59 years 15.5 || 49.1 60 to 69 years| 11.0 | 45.0 70 to 79 years 5.5 34.5 difference in percentages: % 80 to 89 years 1.6 | 23.7 90 to 99 years 0.1 8.1 100 years and 0.6 over Total 151.1 310.6
6. data are those that can be counted and assume only a countable number of values. A. Continuous C. Qualitative B. Variable D. Discrete
HERE ARE THE LISTS OF THEIR HEIGHT 1. ANON1 - 159 CM 2. ANON2 - 149 CM 3. ANON 3 - 175CM 4. ANON 4- 157 CM 5. ANON5 -173CM 6. ANON 6 - 170CM 7. ANON7 - 175CM
A home pregnancy test was given to women, then pregnancy was verified through blood tests. The following table shows the home pregnancy test results. Positive Negative Total Pregnant 54 9 63 Not Pregnant 4 55 59 Total 58 64 122 Round your answers to the nearest thousandth.PP(positive∣∣pregnant) = PP(pregnant∣∣positive) = PP(negative∣∣pregnant) = PP(not pregnant∣∣negative) =
Last year over 7000 students took an entrance exam at a certain state university. Kareem's score was at the 44th percentile. Lella's score was at the 93rd percentile. (a) Which of the following must be true about Kareem's and Leila's scores? Both Kareem and Leila scored higher than the median. O Both Kareem and Lella scored below than the median. O Leila scored higher than Kareem. O Kareem scored higher than Leila. (b) Which of the following must be true about Kareem's score? O About 44% of the students who took the exam scored lower than Kareem. O Kareem got about 44% of the questions correct. O Kareem's score was in the top half of all scores. O Kareem missed 56 questions. Explanation Check X 3 Ⓒ2022 McGraw Hill LLC. All Rights Reserved. Terms of Use | Privacy Center
The pass result of fifty students who took up a class test is given below: Marks Number of Students 4 8 5 10 9. 7 4 9. 3 If the average marks for all the fifty students were 5.16, find out the average marks of ti students who failed.
ANSWER THE LAST 2 QUESTIONS PLEASE
In a data set with 25 scores, if the value 16 occurs 12 times, what is its relative frequency?
Answer all following questions or don't do it at all 10a. By employing a common base of 100, percentages facilitate the comparison of groups of unequal size. TRUE or FALSE? 11b. What percentage corresponds to 2/5? 12c. What percentage corresponds to l/100? 13d. If 66 subjects were studied and 21 of them expressed Opinion X, what percentage of them expressed Opinion X? 14f. If 462 subjects were studied and 99 of them expressed a preference for Brand Y, what percentage expressed a preference for Brand Y? 15h. When writing a scientific rep01i, there is no need to report Ns if percentages are being reported. TRUE or FALSE? 16j. In statistics, the uppercase P stands for percentage. TRUE or FALSE?
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8. From the following table find the number of students who obtained less than 45 marks: Marks No. of students 30-40 40-50 42 50-60 60-70 70-80 31 31 51 35