Financial Or Accounting Assignment | Homework For You

Question 1
Quantra Ltd. is a national wholesaler who provides a range of branded products to retailers with a recommended retail price for each product. The company has become aware that many retailers are selling products below the recommended price. In a random sample of 200 retailers, it was found that 79 retailers sold products below the minimum price. In order to assist the accountant with the report, you are asked to:

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(a) Describe what a random sample is and how one can be selected.     [3 Marks]
(b) Calculate 95% confidence limits for the proportion of retailers selling below the recommended price and explain what this means.                [3 Marks]         Homework For You
Question 2
Consider random variables X with the following probability distribution:

X    -4    0    1    2
P(x)    0.2    0.3    0.4    0.1

Find the following probabilities:            [0.5 Mark each = 3 marks]

a.    P(x>0)
b.    P(x
c.    P(x≤ X ≤ 1)
d.    P(x = -2)
e.    P(x = -4)
f.    P(x < 2)

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Question 3
Homes in Blacktown city have a mean value of $88950. It is assumed that homes in vicinity of the city have a higher value. To test this theory, a random sample of 12 homes is chosen from the city area. Their mean valuation is $92460 and standard deviation is $5200. Complete a hypothesis test using α = 0.05. Assume prices are normally distributed.
Solve using p-value approach by using five steps model.    [5 Marks]

Question 4

A management accountant is attempting to derive a cost-output relationship for his company. The following data has been collected over the past two years.

Year    Quarter    Units of Output (000’)    Cost $ 000’
2010    1    10    32
2    20    39
3    40    58
4    25    44

2011    1    30    52
2    40    61
3    50    70
4    45    64

(a) Using linear regression analysis, derive the relationship between the variables and interpret your answer.                                [3 Marks]
(b) Estimate the strength of the relationship between the variables and explain the principle of the correlation co-efficient.                        [3 Marks] Get Statistics homework help today

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