-
List factors to consider when working stitches for buttonholes?
Date posted:
January 11, 2019
-
State qualities to consider while choosing a good clothesline?
Date posted:
January 11, 2019
-
a) A baker makes two products; large loaves and small round loaves. He can sell up to 280 of the large
loaves and up to 400 small round loaves per day. Each large loaf occupies 0.01m3 of shelf space, each small loaf occupies 0.008m3 of space, and there is 4m3 of shelf space available. There are 8 hours available each night for baking, and he can produce large loaves at the rate of 40 per hour, and small loaves at the rate of 80 per hour. The profit on each large loaf is Sh.5.00 and Sh.3.00 profit on the small round loaf.
Required:
In order to maximize profits, how many large and small round loaves should he produce?
b) Summarize the procedure for solving the kind of quantitative technique you have used to solve part (a) above.
Date posted:
January 11, 2019
-
A company wishes to purchase additional machinery in a capital expansion program. Three types of machines
are to be purchased: A, B, and C. Machine A costs USD 25,000 and requires 200 square feet of floor space for its
operation. Machine B costs USD 30,000 and requires 250 square feet of floor space. Machine C costs USD 22,000 and
requires 175 square feet of floor space. The total budget for this expansion program is USD 350,000. The
maximum available floor space for the new machines is 4,000 square feet. The company also wishes to
purchase at least one of each machine.
Given that machines A, B, and C can produce 250, 260, and 225 pieces per day, the company wants to
determine how many machines of each type it should purchase so as to maximize daily output (in units) from
the new machines.
a) Explicitly define your decision variables and formulate the LP model.
b) Assess the validity of the four underlying LP assumptions for this problem.
c) Solve and analyse the problem using a computer package
Date posted:
January 11, 2019
-
(a) Solve the following problem using the simplex method:
b) Verify your solution by solving graphically and relate tableaux to specific corner points.
c) Determine the shadow prices and interpret their meaning.
Date posted:
January 11, 2019
-
The number of plumbing repair jobs by Manji Plumbing Service in each of the last nine months in
Nakuru town are listed below:
Month---Jobs
March 353
April 387
May 342
June 374
July 396
August 409
September 399
October 412
November 408
Required:
Required:
a)
i) Forecast the number of repair jobs Manji Plumbing Service will perform in December. Use the
least squares method.
Note:
ii) What is your forecast for December using a three-period weighted moving average with weights of
0.6, 0.3, and 0.1. How does it compare with your forecast from part (i)
above? b)
i) What are the aims of time series analysis?
ii) Describe what a season is in the context of a time series and give some examples.
iii) Describe the stages in obtaining a time series trend using the method of semi averages.
iv) Why must forecasts be treated with caution?
Date posted:
January 11, 2019
-
Find the moving average of the time series of quarterly production (in tons) of coffee in an Indian State as given below. After that, come up with a trend line to approximate the production in future.
Production (in Tons)
Date posted:
January 11, 2019
-
State qualities of a well-made seam?
Date posted:
January 10, 2019
-
Differentiate between sponging and spotting.
Date posted:
January 10, 2019
-
Eleza dhamira ya mwadishi katika hadithi ya Tumbo lisiloshiba?
Date posted:
January 9, 2019
-
Discuss the Judicial review and remedies.
Date posted:
January 9, 2019
-
Colonialism and culture
Date posted:
January 9, 2019
-
Colonial policy towards industrialisation
Date posted:
January 9, 2019
-
Discuss capitalism and industrialization in Kenya
Date posted:
January 9, 2019
-
Discuss the technological developments of evolution.
Date posted:
January 8, 2019
-
Discuss the origin of public service.
Date posted:
January 8, 2019
-
Discuss the idea of civil service
Date posted:
January 8, 2019
-
Discuss the control of local authorities by the central government in Kenya
Date posted:
January 8, 2019
-
How many atoms of each element are present in each of the following compounds? Lithium chloride
Date posted:
January 7, 2019
-
Give two importance of respiratory quotient.
Date posted:
January 6, 2019
-
The employment of Computers in all spheres of life has done more harm than good. Discuss
Date posted:
January 3, 2019
-
What are differences between the old and new concept of education?
Date posted:
January 3, 2019
-
Explain why bromine is a liquid at room temperature while chlorine is a gas
Date posted:
January 3, 2019
-
Jadili mbinu ya kinaya katika kigogo
Date posted:
January 2, 2019
-
"Sitaacha kula mkate kwa kuchelea kiungulia" eleza muktadha wa dondoo hili katika tamthilia ya kigogo
Date posted:
January 2, 2019
-
Starting with zinc oxide, describe how you can prepare a sample of lead ii sulphate
Date posted:
January 2, 2019
-
Taja misingi ya upangaji wa irabu za kiswahili.
Date posted:
January 2, 2019
-
Kwa kutoa mifano taja aina tano za methali.
Date posted:
January 1, 2019
-
The following regression equation was calculated for class of 24 CPA II students.
Standard error (0.0190) (0.034) (0.018)
Where y=students score on a theory examination
x1 = Students rank (from the bottom) in high
school x2 = Students verbal aptitude score
x3 =A measure of students character
Required:
a) Calculate the t ratio and the 95% confidence interval for each regression coefficient.
b) What assumptions did you make in (a) above? How reasonable are they?
c) Which regressor gives the strongest evidence of being statistically discernible?
d) In writing up a final regression equation, should one keep the first regressor in the equation, or drop if?
Why?
Date posted:
January 1, 2019
-
Give reasons why church leaders in Kenya make vows before starting their mission.
Date posted:
December 31, 2018