5. A test rocket is launched vertically from ground level (y = 0 m), at time t = 0.0 s. The rocket.. 5. A test rocket is launched vertically from ground level (y = 0 m), at time t = 0.0 s. The rocket engine provides constant upward acceleration during the burn phase. At the […]
Metrology One quote from Eisenhart highlighted in the article was the following: “A measurement operation must have attained what is known in industrial quality control language as a state of statistical control . . . before it can be regarded in any logical sense as measuring anything at all.” In your words what is this […]
a. “Statistical enquiries mean some sort of investigation by any agency whatsoever wherein relevant. a. “Statistical enquiries mean some sort of investigation by any agency whatsoever wherein relevant information is collected in numbers rather than words”. Briefly explain the stages involved in any statistical enquiry. (10 marks ) b. Giving relevant examples distinguish between descriptive […]
–Relationship between equations Liquid/vapor saturation pressure (Psat) is often represented as a function of temperature by an equation of the form: log10Psat/torr=a-b/(t(degrees C)+c) Here, parameters a, b and c are substanct-specific constants. Suppose it is required to represen…
a. Define an index number and explain two areas where index numbers are applied. (3 marks) b. If the a. Define an index number and explain two areas where index numbers are applied. (3 marks) b. If the Fisher’s price index is 109.91 and the Paasche’s price index is 110.6, calculate the Laspeyre’s index. (2marks […]
physics/waves A piano string is under a tension of T = 778N. When struck the wave has a period of t = 0.6ms and a wavelength of 0.77m. What is the linear density of the string?
a. A battery manufacturer was interested in predicting the annual maintenance cost of the battery… a. A battery manufacturer was interested in predicting the annual maintenance cost of the battery manufacturing machines based upon the age of the machine. A sample of ten machines revealed the following ages and maintenance costs during the previous year. […]
a. Discuss the methods used in estimation of trend. (6 marks) b. Of 300 business stu a. Discuss the methods used in estimation of trend. (6 marks) b. Of 300 business students, 100 are currently enrolled in accounting and 80 are currently enrolled in business statistics. These enrollment figures include 30 students who are in […]
Short answer question Two circular coils of diameter 30.0 cm are parallel to each other and have their centers along the same line L but separated by 22.0 cm. When an experimenter views the coils along L, the coil closer to her carries a clockwise current of 2.50 A. Find the magnitude and sense (clockwise […]
a. A sample of 20 production workers in a company earned the following net pay amounts after all… a. A sample of 20 production workers in a company earned the following net pay amounts after all deductions for a given week, rounded to the nearest dollar and arranged in ascending order: $290, 340, 280, 240, […]