Question

The following data gives the scores of 13 students in a Biostatistics exam. 75 80 28...

The following data gives the scores of 13 students in a Biostatistics exam. 75 80 28 70 95 82 75 64 61 90 81 65 91

a) Find the following statistical measures

1. Mean

2. Median

3. Mode

4. Range

5. 34th percentile

6. Interquartile Range

7. Variance

8. Standard deviation

9. Coefficient of variation.

b) (Without Calculations) If the instructor decide to add up 5 marks for every student, what are the values of the statistical measures mentioned in part (a).

c) Construct the Boxplot of students' scores, and identify any possible outliers.

Math   Statistics-And-Probability   
0 0
Add a commentTranscribed image text
Next >

Homework Answers

Answer #1

0 0
Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Log In

Sign Up

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
The following data gives the scores of 13 students in a Biostatistics exam. 75 80 28...
The following data gives the scores of 13 students in a Biostatistics exam. 75 80 28 70 95 82 75 64 61 90 81 65 91 a) Find the following statistical measures 1. Mean 2. Median 3. Mode 4. Range 5. 34th percentile 6. Interquartile Range 7. Variance 8. Standard deviation PRINCIPLES OF STATISTICS Assignment (1) Due Date: 15/7/2020 9. Coefficient of variation. b) (Without Calculations) If the instructor decide to add up 5 marks for every student, what are...
The following data set is a sample of student's scores on a statistics exam: 89 33...
The following data set is a sample of student's scores on a statistics exam: 89 33 20 87 61 64 60 66 47 27 87 Find the following measures using the data above. a) Mean b) Median c) Mode d) Range e) Variance f) Standard Deviation
Suppose a professor gives an exam to a class of 40 students and the scores are...
Suppose a professor gives an exam to a class of 40 students and the scores are as follows. (Type the data set in StatCrunch.) 35 44 46 47 47 48 49 51 53 54 55 55 57 57 57 58 59 59 59 59 60 60 60 60 60 62 62 62 64 68 69 70 72 73 73 75 75 77 82 88     a.    Find each of the following: Mean: Median: Standard deviation: Z-score for a student who...
suppose a data set consisting of exam scores has a lower quartile Q1=60, a median m=75...
suppose a data set consisting of exam scores has a lower quartile Q1=60, a median m=75 and an upper quartile of Q3=85. the scores on the exam range from 18 to 100. Without having the actual scores available to you, which one of the following statements is true? a) the data set contains no suspected outliers b) the data set contains suspected outliers only on its lower end c) the data set contains suspected outliers only on its upper end...
. The following data represent the final exam scores of 18 male students and 18 female...
. The following data represent the final exam scores of 18 male students and 18 female students. Male: 68, 68, 72, 73, 65, 74, 73, 72, 68, 65, 73, 66, 71, 68, 74, 66, 71, 65 Female: 59, 75, 70, 56, 66, 75, 68, 75, 62, 60, 73, 61, 75, 74, 58, 60, 73, 58 Is there any significant difference between the average exam scores of male and female students? Explain your answer.
Using the accompanying Student Grades​ data, construct a scatter chart for midterm versus final exam grades...
Using the accompanying Student Grades​ data, construct a scatter chart for midterm versus final exam grades and add a linear trendline. What is the​ model? If a student scores 7878 on the​ midterm, what would you predict her grade on the final exam to​ be? Student Midterm Final Exam 1 75 64 2 85 91 3 80 68 4 88 83 5 76 60 6 67 80 7 78 74 8 95 94 9 67 61 10 93 87 11...
A statistics instructor wonders whether significant differences exist in her students’ final exam scores in her...
A statistics instructor wonders whether significant differences exist in her students’ final exam scores in her three different sections. She randomly selects the scores from 10 students in each section. A portion of the data is shown in the accompanying table. Assume exam scores are normally distributed. Section 1 Section 2 Section 3 60 75 86 94 64 68 56 73 65 57 71 77 60 83 91 86 67 79 66 76 94 85 70 56 82 80 50...
The data file ExxamScores shows the 40 students in a TOM 3010 course exxam scores for...
The data file ExxamScores shows the 40 students in a TOM 3010 course exxam scores for the Middtermm and Final exxam. Is there statistically significant evidence to show that students score lower on their final exxam than middtermm exxam? Provide the p-value for this analysis.ROUND TO 4 DECIMAL PLACES. ExxamScores Student ID # Middtermmm Final 56065 97 64 79499 95 85 59716 89 72 83504 79 64 77735 78 74 57760 87 93 78204 83 70 81177 94 79 54398...
The following scores represent a sample of final examination grades for a statistics course 23 60...
The following scores represent a sample of final examination grades for a statistics course 23 60 98 32 57 74 52 70 82 69 74 63 80 62 80 77 81 95 41 65 92 85 85 61 36 79 55 76 52 10 64 75 78 25 80 48 83 64 88 82 81 67 41 71 67 54 34 72 74 43 60 78 84 89 76 84 17 90 15 79 a) Compute the 20th percentile of...
A business statistics professor gives 100-point exams to two different sections of business statistics. The scores...
A business statistics professor gives 100-point exams to two different sections of business statistics. The scores in one section, Section 001, of the class were 40, 50, 61, 63, 67, 74, 74, 76, 76, 78, 78, 80, 82, 86, 87, 87, 87, 88, 90, 90, 91, 92, 92, 93. The other class, Section 002, had scores of 67, 67, 68, 75, 75, 76, 79, 79, 80, 80, 80, 83, 86, 87, 87, 88, 89, 89, 90, 90, 90, 91. Based...
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT