3.Which of the following represents the expected value of the discrete rande variable: A. mean B. median C. mode D. variancel

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Formative Assessment
1
How would you interpret a very small variance or standard deviation but not e
to zero?
A. The values of the random variables are farther from the mean.
B. The values of the random variables are nearer to the mean.
C. The values of the random variables are equal to the mean.
D. The values of the random variables have no relationship with the mean.
2 Which of the following data show most likely the largest possible variance
or variability?
A. number of pieces of French fries in a regular pack from different orders
customers at McDonalds
B. number of boys in families of three-children
C. number of customers per hour who went shopping at SM Super Malls
D. number of heads that will appear if two coins are tossed together
repeatedly
3.Which of the following represents the expected value of the discrete rando
variable:
A. mean
B. median
C. mode
D. variancel
Transcribed Image Text:Formative Assessment 1 How would you interpret a very small variance or standard deviation but not e to zero? A. The values of the random variables are farther from the mean. B. The values of the random variables are nearer to the mean. C. The values of the random variables are equal to the mean. D. The values of the random variables have no relationship with the mean. 2 Which of the following data show most likely the largest possible variance or variability? A. number of pieces of French fries in a regular pack from different orders customers at McDonalds B. number of boys in families of three-children C. number of customers per hour who went shopping at SM Super Malls D. number of heads that will appear if two coins are tossed together repeatedly 3.Which of the following represents the expected value of the discrete rando variable: A. mean B. median C. mode D. variancel
You buy three P1,000.00 raffle tickets for a prize of a new 20-passeng
jeepney valued at P800, 000.00. Two thousand tickets are sold.
4 What is the probability of winning the prize in the purchase of three
tickets?
A.
2000
В.
2000
2000
D.
2000
What is the probability that you will NOT win the prize? (refer to item 7)
5
A.
2000
В.
С.
2000
19
2000
2000
6 . Using the empirical rule, the area under the normal distribution curve that lies
within three standard deviations from the mean is approximately 95%.
A. False
B. True
C. Sometimes
D. None of the Above
7 According to the 68%-95%-99.7% rule or better known as an empirical rule,
standard deviation and mean interval that covers approximately 95% of the
data from a frequency distribution is
A. 2u + 20
8 The first quarterly assessment result of Grade 11- HUMSS students in their
Statistics and Probability subject had scored with a mean of 40 and a
standard deviation of 8. A histogram of the data shows that the distribution
normal.
Usc the Empirical Rule to find the percentage of scores between 24 and 32.
A. 13.5%
B. uto
C. u + 20
D. u + 30
C. 81.5%
D. 95%
B. 68%
9 Which of the following figures is the best illustration of the area to the right of
-1?
A.
c.
10. What is the sum of the area that corresponds to the right of 0 and to the left
of 0?
A. 0.5
В. 1
С. 1.5
D. 2
Transcribed Image Text:You buy three P1,000.00 raffle tickets for a prize of a new 20-passeng jeepney valued at P800, 000.00. Two thousand tickets are sold. 4 What is the probability of winning the prize in the purchase of three tickets? A. 2000 В. 2000 2000 D. 2000 What is the probability that you will NOT win the prize? (refer to item 7) 5 A. 2000 В. С. 2000 19 2000 2000 6 . Using the empirical rule, the area under the normal distribution curve that lies within three standard deviations from the mean is approximately 95%. A. False B. True C. Sometimes D. None of the Above 7 According to the 68%-95%-99.7% rule or better known as an empirical rule, standard deviation and mean interval that covers approximately 95% of the data from a frequency distribution is A. 2u + 20 8 The first quarterly assessment result of Grade 11- HUMSS students in their Statistics and Probability subject had scored with a mean of 40 and a standard deviation of 8. A histogram of the data shows that the distribution normal. Usc the Empirical Rule to find the percentage of scores between 24 and 32. A. 13.5% B. uto C. u + 20 D. u + 30 C. 81.5% D. 95% B. 68% 9 Which of the following figures is the best illustration of the area to the right of -1? A. c. 10. What is the sum of the area that corresponds to the right of 0 and to the left of 0? A. 0.5 В. 1 С. 1.5 D. 2
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