A company has recorded its total cost for different levels of activity over the last five monthsas follows:Month Activity level (units) Total cost ($)7 300 17,5008 360 19,5009 400 20,50010 320 18,50011 280 17,000The equation for total cost is being calculated using regression *ysis on the above data.The equation for total cost is of the general form “y = a + bx” and the value of “b” has been calculated correctly as 29·53.What is the value of “a” (to the nearest $) in the total cost equation?

1 .根据税收征收管理法的规定，开立一般存款账户应当出示税务登记证。（　　）

Y 对 N 错

题型: 判断题 提问时间: 2021-08-23

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2 .Which one of the following is the responsibility of an audit committee?

A To monitor the integrity of the financial statements B To present a balanced and understandable assessment of the company’s position C To maintain a sound system of internal control (including risk management) D To ensure that adequate accounting records are kept for the preparation of financial...

题型: 单选题 提问时间: 2021-08-23

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3 .The board of directors is collectively responsible for ensuring that:(1) financial statements are prepared in accordance with local GAAP;(2) adequate accounting records are kept;(3) financial statements are filed according to law.Which of these responsibilities can be delegated to the finance director?

A 1 and 2 only B 1 and 3 only C 2 and 3 only D 1, 2 and 3

题型: 单选题 提问时间: 2021-08-23

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4 .Regression analysis is being used to find the line of best fit (y = a + bx) from eleven pairs ofdata. The calculations have produced the following information:Σx = 440, Σy = 330, Σx2 = 17,986, Σy2 = 10,366 and Σxy = 13,467What is the value of “a” in the equation for the line of best fit (to 2 decimal places)?

A 0·63 B 0·69 C 2·33 D 5·33

题型: 单选题 提问时间: 2021-08-23

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5 .Which of the following is a feasible value for the correlation coefficient?

A – 2·0 B – 1·2 C 0 D + 1·2

题型: 单选题 提问时间: 2021-08-23

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7 .

A $600,000 $100,000 5 B $100,000 $600,000 5 C $600,000 $100,000 10 D $100,000 $600,000 10

题型: 单选题 提问时间: 2021-08-23

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8 .Which of the following correlation coefficients indicates the weakest relationshipbetween two variables?

A + 1·0 B + 0·4 C – 0·6 D – 1·0

题型: 单选题 提问时间: 2021-08-23

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9 .The following statements relate to the calculation of the regression line y = a + bx using theinformation on the formulae sheet at the end of this examination paper:(i) n represents the number of pairs of data items used(ii) (Σx)2 is calculated by multiplying Σx by Σx(iii) Σxy is calculated by multiplying Σx by ΣyWhich statements are correct?

A (i) and (ii) only B (i) and (iii) only C (ii) and (iii) only D (i), (ii) and (iii)

题型: 单选题 提问时间: 2021-08-23

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10 .The correlation coefficient (r) for measuring the connection between two variables (x and y)has been calculated as 0·6.How much of the variation in the dependent variable (y) is explained by the variation inthe independent variable (x)?

A 36% B 40% C 60% D 64%

题型: 单选题 提问时间: 2021-08-23

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