Statistics
A candidate obtained the following percentage of marks. English 60,hindi 75 , mathematics 63 , physics 60,chemistry 55 . Find the weighted mean if weights are 1,1,2,3,3 respectively alloted to subjects
Homework Answers
Seven students got the following percentage of marks in Chemistry and Physics: Student 1 2 3...
Seven students got the following percentage of marks in Chemistry and Physics: Student 1 2 3 4 5 6 7 Marks in 78 36 98 25 75 82 90 Chemistry Marks in 84 51 91 60 68 62 86 Physics Calculate the correlation co-efficient for above data.
Q4: Refer to Q3. Given that a student, selected atrandom, is found to have an...
Q3: The following frequency table shows the classification of 90 students in their sophomore year of college according to their understanding of physics, chemistry and mathematics.If a student is selected at random, find the probability that the student hasa) an extensive understanding of chemistry;b) an extensive understanding of physics and an average understanding of mathematics and chemistry;c) an extensive understanding of any two subjects and an average understanding of the third;d) an extensive understanding of any one subject and an...
Question 1 (30 marks) The scores of 60 students in a test are: 58 49 48...
Question 1 (30 marks) The scores of 60 students in a test are: 58 49 48 62 50 76 61 82 60 72 70 35 61 55 82 66 50 47 36 58 84 55 68 32 62 58 48 75 80 49 55 67 71 46 40 57 69 70 52 60 48 53 42 68 54 60 63 70 72 68 42 55 36 70 36 82 66 46 59 50 (i) Find the mean score of the...
C++ The programming language is c++ our program using the following data Mary Smith Green walley...
C++
The programming language is c++
our program using the following data Mary Smith Green walley Thul Bool Gauteng ) Please key is the n ot your Ter in your mark for Mathematics Ey in your mark for use orientation Key in your mark for watory Wer in your work for Computer literacy Te in r for at e Jobs Africa School: King College 9/11 - Average Year Wark53.67 with label and code The T a QUESTION 2: (40) Suppose...
Scores on the the first exam in an introductory statistics course for 12 students. 55, 63,...
Scores on the the first exam in an introductory statistics course for 12 students. 55, 63, 70, 73, 75, 80, 83, 85, 87, 90, 93, 98 Find the percentile of the score 70 Find the score that corresponds 53 percentile Find the score that corresponds 60 percentile
6.10n Green Sea Urchins. From the paper "Effects of Chronic Nitrate Exposure on Gonad Growth in...
6.10n Green Sea Urchins. From the paper "Effects of Chronic Nitrate Exposure on Gonad Growth in Green Sea Urchin Strongylocentrotus droebachienses" (Aquaculture, Vol. 242, No. 1-4, pp. 357-363) by s. Siikavuopio et al., we found that weights of adult green sea urchins are normally distributed with mean 52.0 g and standard deviation 17.2 g. (15 marks: 4 Marks For a., 3 Marks for b., 4 Marks Each For e. and d.) a. Find the percentage of adult green sea urchins...
In the last 7 years, 500 students who have taken the Mathematics final exam have averaged...
In the last 7 years, 500 students who have taken the Mathematics final exam have averaged 55 points and a variance of 225. By applying the normal distribution, the final grade of a selected student a) Find the probability that it is 60 or less. b) Find the probability that it is between 60 and 75. c) What is the grade with the probability of exceeding 3%? d) At 95% confidence level, find the confidence interval limits for the mass...
16) The weights, in kilograms, of 60 randomly selected female school children from Country A, ages...
16) The weights, in kilograms, of 60 randomly selected female school children from Country A, ages 12-15 years old, are presented in increasing order in the following table: 16) 35.3 37.6 38.1 38.8 38.9 39.0 39.1 40.2 41.2 41.2 41.3 41.7 42.1 42.1 42.1 42.3 42.6 42.7 42.8 43.2 43.3 43.3 44.1 44.3 44.5 44.8 45.1 45.1 45.2 45.4 45.4 45.6 45.8 45.8 46.0 46.2 46.3 46.6 46.6 47.1 47.3 47.5 47.6 47.7 48.1 48.1 48.3 48.3 48.4 48.6 48.6...
LAB 6.2: Green Sea Urchins: From the paper "Effects of Chronic Nitrate Exposure on Gonad Growth...
LAB 6.2: Green Sea Urchins: From the paper "Effects of Chronic Nitrate Exposure on Gonad Growth in GreenSea Urchin Strongylocentrotus droebachienses" (Aquaculture, Vol. 242, No. 1-4, pp. 357-363) by S. Siikavuopio et al., we found that weights of adult green sea urchins are normally distributed with mean 52.0 g and standard deviation 17.2 g Answer the following questions completely, showing all calculations and stating a conclusion. Use MINITAB to find needed probabilities.(6 Marks: 2 Marks for each of a., b.,...
Can someone please answer this question. The following case studies require the use of a computer...
Can someone please answer this question.
The following case studies require the use of a computer and software. Conduct all tests of hypotheses at the 5% significance level. Remember that homework assignments are individual work, and that even though you may discuss general solution procedures, the work you turn in must be your own 1. Ontario high school students must complete a minimum of six Ontario Academic Credits (OACs) to gain admission to a university in the province. Most students...
Seven students got the following percentage of marks in Chemistry and Physics: Student 1 2 3 4 5 6 7 Marks in 78 36 98 25 75 82 90 Chemistry Marks in 84 51 91 60 68 62 86 Physics Calculate the correlation co-efficient for above data.
Q3: The following frequency table shows the classification of 90 students in their sophomore year of college according to their understanding of physics, chemistry and mathematics.If a student is selected at random, find the probability that the student hasa) an extensive understanding of chemistry;b) an extensive understanding of physics and an average understanding of mathematics and chemistry;c) an extensive understanding of any two subjects and an average understanding of the third;d) an extensive understanding of any one subject and an...
C++
The programming language is c++
our program using the following data Mary Smith Green walley Thul Bool Gauteng ) Please key is the n ot your Ter in your mark for Mathematics Ey in your mark for use orientation Key in your mark for watory Wer in your work for Computer literacy Te in r for at e Jobs Africa School: King College 9/11 - Average Year Wark53.67 with label and code The T a QUESTION 2: (40) Suppose...
6.10n Green Sea Urchins. From the paper "Effects of Chronic Nitrate Exposure on Gonad Growth in Green Sea Urchin Strongylocentrotus droebachienses" (Aquaculture, Vol. 242, No. 1-4, pp. 357-363) by s. Siikavuopio et al., we found that weights of adult green sea urchins are normally distributed with mean 52.0 g and standard deviation 17.2 g. (15 marks: 4 Marks For a., 3 Marks for b., 4 Marks Each For e. and d.) a. Find the percentage of adult green sea urchins...
In the last 7 years, 500 students who have taken the Mathematics final exam have averaged 55 points and a variance of 225. By applying the normal distribution, the final grade of a selected student a) Find the probability that it is 60 or less. b) Find the probability that it is between 60 and 75. c) What is the grade with the probability of exceeding 3%? d) At 95% confidence level, find the confidence interval limits for the mass...
16) The weights, in kilograms, of 60 randomly selected female school children from Country A, ages 12-15 years old, are presented in increasing order in the following table: 16) 35.3 37.6 38.1 38.8 38.9 39.0 39.1 40.2 41.2 41.2 41.3 41.7 42.1 42.1 42.1 42.3 42.6 42.7 42.8 43.2 43.3 43.3 44.1 44.3 44.5 44.8 45.1 45.1 45.2 45.4 45.4 45.6 45.8 45.8 46.0 46.2 46.3 46.6 46.6 47.1 47.3 47.5 47.6 47.7 48.1 48.1 48.3 48.3 48.4 48.6 48.6...
LAB 6.2: Green Sea Urchins: From the paper "Effects of Chronic Nitrate Exposure on Gonad Growth in GreenSea Urchin Strongylocentrotus droebachienses" (Aquaculture, Vol. 242, No. 1-4, pp. 357-363) by S. Siikavuopio et al., we found that weights of adult green sea urchins are normally distributed with mean 52.0 g and standard deviation 17.2 g Answer the following questions completely, showing all calculations and stating a conclusion. Use MINITAB to find needed probabilities.(6 Marks: 2 Marks for each of a., b.,...
Can someone please answer this question.
The following case studies require the use of a computer and software. Conduct all tests of hypotheses at the 5% significance level. Remember that homework assignments are individual work, and that even though you may discuss general solution procedures, the work you turn in must be your own 1. Ontario high school students must complete a minimum of six Ontario Academic Credits (OACs) to gain admission to a university in the province. Most students...
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