In a class test marks obtained by 120

WebThe 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 … WebSolution: Class- mark = (Upper class limit-lower class limit)/2 = (150 + 140)/2 = 290/2 = 145 Thus we can create a new table with class-mark. Now with these class marks we can plot the frequency polygon as shown below. Measure of central tendency (Mean, Mode and Median) Mean: The average of number of observations given.

The mark obtained by 120 students in a test are given below

WebIn a class test, the sum of the marks obtained by P in mathematics and science is 28. Had he got 3 more marks in mathematics and 4 marks less in science, the product of marks obtained in the two subjects would have been 180. Find the marks obtained by him in the two subjects separately. Solution Web 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. software accu-chek active connect to pc https://eastwin.org

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WebJul 9, 2024 · The mark obtained by 120 students in a test are given below: Marks 0-10 10-20 20-30 30-40 40-50 50-60 60-70 70-80 80-90 90-100. Draw an ogive for the given … 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, find the missing frequencies x and y. Solution ∑fi = 90+x+y But ∑fi = 120 [Given] ∴ 90+x+y =120 x =120−90−y= 30−y …(i) M ean =A+ ∑fidi ∑fi … software accu chek

Answered: The following table shows the marks… bartleby

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In a class test marks obtained by 120

The marks obtained by 120 students in a Mathematics test are ...

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. … WebApr 8, 2024 · For arranging the given data in table first we have to find the equal classes with the same range as given in question, then put in the formed table, so that to compare the marks given. In the table we have to draw three rows, one to mark another number of students and for the range given in the question.

In a class test marks obtained by 120

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WebMath Statistics The following table shows the marks obtained by 120 students of class IX in a cycle test-1. Draw the more than Ogive curve for the following data : Marks 0-10 10-20 20-30 30-40 40-50 50-60 60-70 70-80 80-90 90-100 No. of 2 6. 8 20 30 22 18 4 2 students Also, find (i) The Median (ii) The Number of students who get more than 75 marks. WebJun 1, 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, then find the missing frequencies x and y. CBSE 2015 Marks...

WebFeb 4, 2024 · The marks obtained by 120 students in a test are given below : Draw an ogive for the given distribution an a graph sheet. Use suitable scale for ogive to estimate 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.

WebMar 15, 2024 · To build the model, a survey was conducted with 120 participants. The survey consisted in the completion of a personality test and handwritten paragraphs. The study resulted in a dataset that was used to train several machine learning algorithms. It was found that the AdaBoost classifier achieved the best results followed by Random Forest. 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) …

WebApr 14, 2024 · Introduction Reasons for drug shortages are multi-factorial, and patients are greatly injured. So we needed to reduce the frequency and risk of drug shortages in hospitals. At present, the risk of drug shortages in medical institutions rarely used prediction models. To this end, we attempted to proactively predict the risk of drug shortages in …

WebApr 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 … software aclWebApr 3, 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. … software accuse you cheating testWebJun 13, 2024 · Question: The marks obtained by 120 students in mathematics test is given in the following distribution: The number of students in the mark groups 20-40 and 60-80 are f1 and f2 respectively. Find f1 and f2 if the mean marks is 50. Solution: Answered by Renu Varma 09 May, 2024, 12:59: PM Application Videos software acerWebDec 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 … software accuse you testWebUse Graph Paper for this Question. the Marks Obtained by 120 Students in an English Test Are Given Below : Draw the Ogive and Hence, Estimate: (I) the Median Marks. 0 CISCE ICSE Class 10 software acoustic guitar accompanimentWebAug 9, 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. … software acl analytics highbondslow cook ninja foodi recipes