School year 2019-2020 in Cabancalan National High School, 6 days were allotted for the enrolment of Grade 11. The enrolment was from 8 -12 noon for 6 days. Below is the table showing the number of enrolees in each day. Day Number of Students (X) Monday Tuesday Wednesday Thursday Friday 19 Saturday 15 10 20 13 10 a. Complete the probability distribution of the random variable X that denotes the number of students observed buying at a school canteen. Probability P(X) Day Number of Students Monday Tuesday Wednesday Thursday Friday Saturday 19 10 20 13 10 18 b. What is the probability of the day which has the highest number of enrolees? c. What is the mean and variance of the probability distribution? X P(X) (X-p)2. P(X) P(X) (X-p)2 19 10 20 13 10 18 Solutions :

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pls answer a,b,c on paper

School year 2019-2020 in Cabancalan National High School, 6 days were allotted
for the enrolment of Grade 11. The enrolment was from 8 -12 noon for 6 days.
Below is the table showing the number of enrolees in each day.
Day
Number of
Monday Tuesday Wednesday Thursday Friday
10
Saturday
15
19
10
20
13
Students (X)
a. Complete the probability distribution of the random variable X that denotes
the number of students observed buying at a school canteen.
Day
Probability
P(X)
Number of Students
Monday
Tuesday
Wednesday
Thursday
Friday
Saturday
19
10
20
13
10
18
b. What is the probability of the day which has the highest number of enrolees?
C. What is the mean and variance of the probability distribution?
X P(X)
(X -p)2. P(X)
P(X)
(X-p)2
19
10
20
13
10
18
Solutions :
d. If Cabancalan National High School will have the same number of days for
the enrolment of Grade 11 next school year and you have a sister to enrol in
Grade 11, what day will you choose to enrol your sister? Explain your choice.
Transcribed Image Text:School year 2019-2020 in Cabancalan National High School, 6 days were allotted for the enrolment of Grade 11. The enrolment was from 8 -12 noon for 6 days. Below is the table showing the number of enrolees in each day. Day Number of Monday Tuesday Wednesday Thursday Friday 10 Saturday 15 19 10 20 13 Students (X) a. Complete the probability distribution of the random variable X that denotes the number of students observed buying at a school canteen. Day Probability P(X) Number of Students Monday Tuesday Wednesday Thursday Friday Saturday 19 10 20 13 10 18 b. What is the probability of the day which has the highest number of enrolees? C. What is the mean and variance of the probability distribution? X P(X) (X -p)2. P(X) P(X) (X-p)2 19 10 20 13 10 18 Solutions : d. If Cabancalan National High School will have the same number of days for the enrolment of Grade 11 next school year and you have a sister to enrol in Grade 11, what day will you choose to enrol your sister? Explain your choice.
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