In a class test marks obtained by 120
Web(a) The table below gives the frequency distribution of marks obtained by a group of students in a class test. Marks 3 4 5 6 7 8 Frequency 5 x-1 x 9 4 1 (i) Find the value of x if the mean for the distribution is 5. (ii) What is the modal mark. (iii) … WebThe marks obtained by 120 students in a Mathematics test are given below: Draw an ogive for the given distribution on a graph sheet. Use a suitable scale for ogive to estimate the …
In a class test marks obtained by 120
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WebHere the average marks of 120 candidates are 35. The average marks of passed candidates are 39. The average marks of failed candidates are 15. Concept Used: Input = Output. … WebTake Zigya Full and Sectional Test Series. Time it out for real assessment and get your results instantly. Test Yourself. ... The average marks obtained by a class of 60 students is 65. The average marks of half of the students is found to be 85. The average marks of the remaining students is: 35. 45. 55. 65. B. 45.
WebApr 7, 2024 · The total number of marks obtained by $120$ students= total number of candidates × average marks of those students=$120 \times 35 = 4200$ ... If A1A2 are the … WebStatistics and Probability questions and answers. 01 The marks obtained out of 25 by 20 students of a class in the examination are given below. 19, 9, 14, 15, 22, 10, 20, 23, 17, 10, 11, 6, 20, 9, 7, 11, 6, 11, 7, 24 (a) Represent the above data as a grouped data taking the class interval 15 < x < 20 (b) Draw a histogram for the above data.
Web11 rows · The marks obtained by 120 students in a test are given below.MarksNo. of students 0 - 10 5 10 ... WebMarks obtained by 8 students in class test = 12, 15, 16, 18, 20, 10, 11, and 21 (given) Total marks obtained by 8 students in class test = (12+15+16+18+20+10+11+21) = 123/8 Using the average formula, Average = (Sum of Observation) ÷ (Total numbers of Observations) Average = (12+15+16+18+20+10+11+21) ÷ 8 = 123/8 = 15.375
WebTotal marks obtained by a class of 40 students = 65 × 40 = 2600. Total marks obtained by half of the students = 45 × 40/2 = 900. Total marks = total marks obtained by half of the students + Total marks obtained by the remaining half of the students. ⇒ 2600 = 900 + Total marks obtained by the remaining half of the students.
WebIn a class test marks obtained by 120 students are given in the following frequency distribution. If it is given that mean is 59 then find the frequencies x and y. Marks: 0-10, 10 … orange county ru 486 lawyerWebApr 11, 2024 · 3.3. Cytotoxic Activity of B. micrantha 3.3.1. Cytotoxicity on RAW 264.7 Cells. Table 2 presents the results of the cytotoxicity test on RAW 264.7 macrophage cells. It emerges from this table that the aqueous and ethanol extracts had no significant activity on the RAW 264.7 macrophage cells with of μg/ml and μg/ml for aqueous and ethanol … orange county rv show 2023WebDec 27, 2024 · In a class test, marks obtained by 120 students are given in the following frequency distribution. If it is given that mean is 59, find the missing frequencies x and y … orange county sampler guildWeb In a class test, marks obtained by 120 students are given in the following frequency distribution. If it is given that mean is 59, find the missing frequencies x and y. Marks No. of students 0−10 1 10−20 3 20−30 7 30−40 10 40−50 15 50−60 x 60−70 9 70−80 27 80−90 18 90− 100 y Please scroll down to see the correct answer and solution guide. iphone repair new plymouthWebApr 10, 2024 · By Dylan Scott @dylanlscott Apr 10, 2024, 7:30am EDT. The ADHD drug Adderall is still experiencing a shortage in the US, six months after the FDA first announced the inadequate supply. Getty ... iphone repair newmarketWebQuestion: Marks obtained by male students in a class is normally distributed with mean of 65 and standard deviation of 5, while marks obtained by female students is normally distributed with mean of 68 and standard deviation of 14. Which of the following statements is TRUE? a. The peak of the normal curve for female is higher than male. b. The spread of … orange county roofing companiesWebThe marks obtained by 120 students in a mathematics test is given below: Dr Draw an ogive for the given distributions on a graph sheet. use a suitable scale for your ogive. use your … orange county rov