[Apr 12, 2022] New Updated Module-0 Exam Questions 2022 [Q33-Q56]

12 Apr, 2022 By admin Module-0, CAA Global 0 Comments

[Apr 12, 2022] New Updated Module-0 Exam Questions 2022 [Q33-Q56]

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[Apr 12, 2022] New Updated Module-0 Exam Questions 2022

Updated Free CAA Global Module-0 Test Engine Questions with 57 Q&As

NO.33 Identify which of the following quantities can always be derived from a box plot of a data set.
I.Mean
II.Median
III. Mode
IV. Range
V.Sample size

I and III only

II and IV only

IV and V only

I and II only

NO.34 A student is trying to estimate the root of the equation
Determine which of the suggestions will lead to the root.

I and IV only

I and II only

II and III only

II and IV only

NO.35 A snack bar does not give an itemised bill tor drinks In the past three visits, the total bills have been:
1) Three teas, two coffees and one lemonade cost £9.80
2) One tea four coffees and two lemonades cost £13.60
3) Two teas, two coffees andtwo lemonades cost£10
Calculate the price for a single coffee, given the prices have been the same for the three visits.

£1.20

£2.05

£2.48

£2.40

NO.36 Identify which of the following values is represented by:

The change in the gradient off(x) between A and B.

The average gradient off(x) between A and B.

The total area under the graph of f(x) between A and B.

The total increase in the value of f(x) between A and B.

NO.37 The distribution of test scores from a recent clinical drug study have been tabulated below.
Determine i) whether the distribution of test scores are symmetric positively skewed or negatively skewed, and ii) the sample median value.

i) Positively skewed, ii)

i) Symmetric, ii) 4

i) Positively skewed, ii) 3

i) Negatively skewed, ii) 3

NO.38 Identify which of the following statements is correct.
A continuous random variable is one that:

must be approximated using a discrete random variable.

can take one of an infinite number of values.

can only take positive values.

can take one of a finite number of values

NO.39 Let x and y be two positive real numbers.
Rewrite the following equation such that y becomes the subject of the formula:

A)

B)

C)

D)

Option A

Option B

Option C

Option D

NO.40 Differentiate f(x) with respect to x, where
A)

B)

C)

D)

Option A

Option B

Option C

Option D

NO.41 A set of 17 observed values is being studied.
Identify which of the following statements is/are true.
I The median must be equalto one of the observed values.
II. The mean could be different from all of the observed values.
Ill If the observations are positively skewed, then the mean is less than the median IV. More than one mode is not possible.

II and IV only

I and II only

III only

I only

NO.42 Consider the function f(x)x2 6x=20. This functions has a stationary point at x=3.
Determine the nature of this stationary point and how we know this to be true.

It is a minimum stationary point because the second derivative of the function with respect to x takes the value 2 which is positive.

It is a maximum stationary point because the value of the function at x = 3 is 11, which is positive.

It is a minimum stationary point because the value of the function at x = 3 is 11, which is positive.

It is a maximum stationary point because the second derivative of the function with respect to x takes the value 2, which is positive.

NO.43 Identify which of the following statements is correct.

x in(n)

In(x)+ in(n)

n in (x)

In (nx)

NO.44 Identify which of the following statements is not always true about a probability experiment.

The sum of the probabilities of all possible outcomes must be 1.

The sum of the probabilities of all possible events could be more than 1

The probability of an event must lie in [0,1].

The probability of an event occurring equals the number of outcomes in the event space divided by the total number of possible outcomes in the sample space.

NO.45 Suppose A and B are two events and that A denotes the complement of A.
Identify the false statement.
A)

B)

C)

D)

Option A

Option B

Option C

Option D

NO.46 Differentiate with respect to X:

A)

B)

C)

D)

Option A

Option B

Option C

Option D

NO.47 Let X and Y be two independent random variables.
Identify which of the following statements is false.

E[X2] = E[X]E[X]

E[X-Y] =E [X] – E [Y]

E [XY] E [X] E [Y]

E[2X] = 2E [X

NO.48 In an Olympic Race there are 100 competitors.
Calculate the number of ways of distributing the Gold. Silver and Bronze medals amongst all of the competitors.
A)

B)

C)

D)

Option A

Option B

Option C

Option D

NO.49 Evaluate

NO.50 Two real numbers, x and y, satisfy the following inequalities:

Determine which statement is true.

y must be positive.

y can be negative.

y cannot be negative.

y cannot be zero.

NO.51 Let a and b be two positive numbers and let m and n be two positive integers.
Identify which of the followingequalities is false.
A)

B)

C)

D)