Search & Filtering
Workers are likely to have more bargaining power to negotiate higher wages with employers if
A.they belong to a trade union
B.there is a limited substitution of capital for labour
C.there is an excess demand for labour
D.all of the above are correct
True or false
1 When the factors are independent, a change in the quantity of one factor has no effect on the MPP of the other.
2 When VMPL equals the wage rate, the VMPL curve and the demand curve for labor are identical.
3 Collusion enables the member firms to be competitive in the effort to maximize the industry's profit.
4 Under oligopoly, if only one firm is sophisticated, it becomes a leader.
5 In the Bertrand’s model equilibrium is attached when market price is greater that MC for homogenous good.
3 suppose ‘X’ is normally distributed with mean 20 and variance 8 i.e X-NID
Find
A P(25≤X≤30)
B P(X≥25)
4 Given the following discrete probability destruction.
X 1 5 7 9
F(x) 1/6 2/6 2/6 1/6
Find
A the expected value of x E(X)
The variance of x V(X)
6 the probabilities that Abebe passes microeconomics is 2/3 and the probability that he passed statics 4/9. If the probability of passing both courses is 1/4 ,what is the probability that Abebe will pass at lease one of these courses
2. How many 4 letter words can be created, if repetitions are allowed?
3. How many three digit numbers can be formed?
4. How many words (of any number of letters) can be formed from GAME?
5. How many 3-digit, 4-digit, or 5-digit numbers can be made using the digits of 46723819?
6. How many numbers between 999 and 9999 are divisible by 5 and have no repeated digits?
7. How many ways can you order the letters in KEYBOARD if K and Y must always be kept together?
8. How many ways can 4 rock, 5 pop, and 6 classical albums be ordered if all albums of the same genre must be kept together?
9. In how many ways can the letters from the word EDITOR be arranged if vowels and consonants alternate positions?
10. If 8 boys and 2 girls must stand in line for a picture, how many line-up’s will have the
How many two-digits numbers can be made from the digits 6,7 and 8 if repetition of the digits is allowed
A car accelerates from 4m/s to 20m/s in 8s. how far does it travel in time?
A body starts rest and moves with a uniform accelaration of 2m/s2 in straight line
a. what is its velocity after 5s?
b.how far has it travelled in this time?
c.when will it be 100m from the starting point?
A body starts from rest and reaches a velocity of 5m/s after travelling with uniform acceleration for 2s. calculate the accelaration
Three charges lie along the x - axis. A positive charge q1 = 10 𝝁C is at x = 1.00 m, and a negative charge q2 = – 2.0 𝝁C is at the origin. Where must a positive charge q3 be placed on the x - axis so that the resultant force on it is zero?
The manager of the machine-made kretek kretek cigarette company RAENAK found that 12% of its production was below production standards (poor). One day, the manager received a report that on that day 17% of substandard cigarette products were obtained from a random sample of 1000 cigarettes. Test whether the manufacturing defects (17%) are random or permanent (machines need to be repaired)! Use a= 0.05!
#339914 on Dec 2023