An Examination of eight applicants for a clerical post was taken by a firm. From the marks obtained by the applicant in the Accountancy and Statistics papers, compute the correlation coefficient Applicants Marks in Accountancy Marks in Statistics B c D 20 28 | 12 30 50 30 GH 60 20 80 30 60 A E F 15 40 40 20 10

Q: For workers on an assembly line the number of weeks on the line, the explanatory variable, and the…

A: We have to interpret correlation coefficient.

Q: competence. These data can be conceived as having been evaluated on ordinal scales. Determine the…

A:

Q: The scores of 6 students on the midterm exam and final exam were as follows. Student Anderson Bailey…

A: The given data is as follows:…

Q: A Statistics professor wants to determine how students’ final grades are related to the midterm exam…

A: Given data: Final Grade (y) Midterm Grade (x1) Classes Missed (x2) 81 75 1 90 80 0 86 91 2…

Q: The following table shows a sample dataset of observation values of an independent variable, x, and…

A:

Q: O d) the height of corn in a field and the amount of precipitation during the growing season

A: Follow the answer.

Q: The following table lists the heights (in inches) and weights (in pounds) for a sample of National…

A:

Q: A King in ancient times agreed to reward the inventor of chess with one grain of wheat on the first…

A:

Q: a) Are the data normal? Run Descriptive statistics in Excel and support your answer. b) Show the…

A: PopulationExpenditure291274352148613310902082191535031844713035242171851419815495219489103

Q: 3. An analysis of the earnings of a group of engineers yielded the following results earnings (in…

A: Earnings and corresponding CDF is given , First convert cdf to pdf , For PDF , subtract previous CDF…

Q: The following data gives the number of hours 1010 students spent studying and their corresponding…

A: The data set shows the grades of the students and number of hours spent studying on their midterm…

Q: The systolic blood pressure of individuals is thought to be related to both age and weight. For a…

A: Relative to mean the variable which has higher CV has higher spread and lower CV has lower spread So…

Q: Based on the data below, answer the following question: Draw a scatter diagram that highlights the…

A:

Q: Compute the correlation coefficient, r.

A: The correlation coefficient formula is, r=n∑ixy-∑ix∑iyn∑ix2-∑ix2n∑iy2-∑iy2 The sums are, Chest(x)…

Q: The following data represents the grades of a sample of 12 students in statistics and economics as…

A: Statistics grade A C B B D B F F D C B C                           1 3 2 2 4 2 6 6 4 3 2 3…