CAA Global Module-0 Practice Verified Answers - Pass Your Exams For Sure! [2021]
Valid Way To Pass CAA qualification's Module-0 Exam
NEW QUESTION 11
A national newspaper wants to publish the results of a survey showing people's preferences for different types of sandwiches. Identify which of the following ways of publishing the survey results is likely to be the least useful to its readers.
- A. Box plot
- B. Table of data
- C. Pie chart
- D. Bar chart
Answer: D
NEW QUESTION 12
Consider the function
Calculate the anti-derivative of f(x).
A)
B)
C)
D)
- A. Option D
- B. Option B
- C. Option A
- D. Option C
Answer: C
NEW QUESTION 13
Differentiate with respect to X:
A)
B)
C)
D)
- A. Option D
- B. Option B
- C. Option A
- D. Option C
Answer: D
NEW QUESTION 14
Identify which of the following statements is correct.
A continuous random variable is one that:
- A. can take one of an infinite number of values.
- B. can only take positive values.
- C. can take one of a finite number of values
- D. must be approximated using a discrete random variable.
Answer: D
NEW QUESTION 15
Identify which of the following statements about the mean of a data set is correct.
- A. It is a measure of the central tendency of the data.
- B. It is a measure of the range of the data.
- C. It is a measure of the spread of the data.
- D. It is a measure of the variability of the data.
Answer: C
NEW QUESTION 16
Calculate the single extreme point of the function:
- A. (0,4)
- B. (1.1)
- C. (0.1)
- D. (0,2)
Answer: D
NEW QUESTION 17
Calculate the scalar product of the vectors A and B. where A = (5,10, 2) and B - (2. 3, 3).
- A. 0
- B. (10,30,6)
- C. 1
- D. 2
Answer: B
NEW QUESTION 18
Determine
A)
B)
C)
D)
- A. Option D
- B. Option B
- C. Option A
- D. Option C
Answer: D
NEW QUESTION 19
Two real numbers, x and y, satisfy the following inequalities:
Determine which statement is true.
- A. y can be negative.
- B. y must be positive.
- C. y cannot be zero.
- D. y cannot be negative.
Answer: D
NEW QUESTION 20
The particular solution of the second-order difference equation
Determine the values of(A, B).
- A. (-3, 2)
- B. (-2,5)
- C. (-2, 3)
- D. (5,-2)
Answer: D
NEW QUESTION 21
Let X be a random variable.
identify which of the following statements is correct.
A)
B)
C)
D)
- A. Option D
- B. Option A
- C. Option C
- D. Option B
Answer: D
NEW QUESTION 22
A weekly pet insurance premium is given by a solution of the following equation:
4x2-11x-3 = 0
Calculate the premium.
- A. -£0.75
- B. -£0.25
- C. -£1
- D. -£3
Answer: D
NEW QUESTION 23
Identify which of the following statements is not true about the probability density function of a continuous random variable.
- A. Integrating it across its domain must produce an answer of 1.
- B. Differentiating it gives the cumulative distribution function.
- C. It must be non-negative.
- D. It could be greater than 1.
Answer: D
NEW QUESTION 24
Determine the stationary point(s) for the following function
- A. Minimum at x = 1 and minimum at x = 3.
- B. Maximum at x = 1 and maximum at x = 3.
- C. Minimum at x = -3 and maximum at x = -1.
- D. Minimum at x = -1 and maximum at x = -3.
Answer: D
NEW QUESTION 25
Calculate the determinant of the product of the matrices given below:
- A. 0
- B. -0 00227
- C. 1
- D. 2
Answer: A
NEW QUESTION 26
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
- A. II and IV only
- B. I and III only
- C. IV and V only
- D. I and II only
Answer: A
NEW QUESTION 27
Let X and Y be two independent random variables.
Identify which of the following statements is false.
- A. E[X2] = E[X]E[X]
- B. E [XY] E [X] E [Y]
- C. E[2X] = 2E [X
- D. E[X-Y] =E [X] - E [Y]
Answer: A
NEW QUESTION 28
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