GENERAL INSTRUCTIONS: shown, for items that require solutions, no solution 1.) Shade the letter that corresponds to your answer on no credit) your answer sheet. Avoid erasure. 2.) Use a pencil that is number 2 or 3. 3.) Calculator and table are allowed. 4.) Read the instructions carefully, there are specific 21.) Method of measuring the degree by which empirical instructions within the test. values tend to spread or clusters about central point of average. GOODLUCK!!! A. Central Tendency C. Dispersion B. Mean D. SD A. TRUE or FALSE. Shade B if it is true, otherwise shade C. 22.) The measure of how likely an event is. A. Normal curve C. Dispersion 1.) Standard Deviation is equal to variance in a grouped B. Probability D. Sample Space data. 2.) Standard deviation is the modified range. 23.) It is the equivalent of normal curve. 3.) Kurtosis refers to the peaked ness of a graph. A. Kurtosis C. Mesokurtic 4.) Relative Frequency Probability is based on the B. Platykurtic D. Leptokurtic knowledge, intuition or simple guess. 5.) In a distribution that is skewed to the right, mean is 24.) The deviation of the curve from symmetry. less than the median. A. Kurlosis C. Leptokurtic B. Skew ness D. Normal Curve 6.) In normal curve, mean, median and mode are not equal. 7.) Range is considered as the simplest measure of 25.)Which of the following is not a characteristic of normal dispersion. curve? B.) The standard deviation helps describe the normal A. Symmetric C. Bell-shaped curve. B. The tails are asymptotic D. * = Md = Mo 9.) The probability of the sample space (S) is equal to 1. 10.)The area under the normal curve represents 26.)If an event is likely to occur, then its probability is; probability. A. 0 11.) The element of an event (E) is equal to the element C. 1 of sample space (S). 12.) Event A and event B are said to be mutually 27.) In weather reports which typically state the high and exclusive events if they will occur at the same time. low temperature readings for a 24-hour period, the 13.) Probability is always being expressed in terms of best measurement of dispersion to use is fractions. A. MAD C. Variance 14.) The area under the normal curve is less than 1. B. Range D. SD 15.)If you were able to answer all the questions in this examination, does it follows that you have a 28.) Supplements measure of central tendency probability of 1 to pass this exam. A. Quantiles C. Skewness 16.) If event A and event B are likely to happen at the B. Kurtosis D. Dispersion same time then event A & B are non-mutually exclusive events. 17.)In weather forecasting, the PAG-ASA 29. )In a distribution that is skewed to the left, mean is to the median. representative stated that, "Base on our record the tendency of having a heavy rain in Metro Manila for A. Equal C. Less than the next 24 hours is 80%", the PAG-ASA B. Greater than D. Not equal representative is using the relative frequency type of probability. 30.)A Sport Analyst stated that the chance of Floyd to win 18.) Normal curve is also known as Mesokutic against Manny Pacquiao is 80%. What type of 19.) Standard deviation is the most reliable measure of probability is it? variation. A. Classical C. Objective 20.) If you decided to make a guess for your answer in B. Subjective D. Relative Freq. the next question, the probability that your answer is correct is 75%. Prob. 1. In Mat 3 departmental examination, the mean score is 64 and the standard deviation is 12. Find the fl. B. Multiple Choices. 31-32). The corresponding Z-score of a student whose For the following items, you have to shade all the score is 93. indicated numbers in each item. If your answer is not A. -2.42 B. 2.43 C. 2. 45 D. 2.42 in the choices, choose option E. (solutions must be Solution