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ADDMATH F5_BAB 5_PROBABILITY DISTRIBUTION

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Mathematics

11th - 12th Grade

Used 2+ times

ADDMATH F5_BAB 5_PROBABILITY DISTRIBUTION
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14 questions

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1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Nyatakan pemboleh ubah rawak bagi setiap situasi yang berikut dengan menggunakan tatanda set.


State the random variable for each of the following by using set notations.


Bilangan penumpang di dalam sebuah kereta yang mempunyai empat tempat duduk


The number of passengers in four seater car

X={0,1,2,3,4}X=\left\{0,1,2,3,4\right\}

X={1,2,3,4}X=\left\{1,2,3,4\right\}

X={0,1,2,3}X=\left\{0,1,2,3\right\}

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Nyatakan pemboleh ubah rawak bagi setiap situasi yang berikut dengan menggunakan tatanda set.


State the random variable for each of the following by using set notations.


Bilangan kali mendapat johan jika Tom menyertai 3 buah perlawanan tenis yang berbeza


The number of times to be the champion if Tom compete in three different tennis' tournament

 X={0,1,2,3}X=\left\{0,1,2,3\right\} 

 X={1,2,3,4}X=\left\{1,2,3,4\right\} 

 X={1,2,3}X=\left\{1,2,3\right\} 

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Senaraikan kesudahan yang mungkin dalam tatanda set dan tentukan peristiwa tersebut merupakan pemboleh ubah rawak diskret atau pembolehubah rawak selanjar :

List all the possible outcomes in a set notation and determine whether the following event is discrete random variable or continuous random variable :

"X ialah suhu di dalam peti sejuk antara  5°C dengan 12°C-5\degree C\ dengan\ 12\degree C "


"X is the temperature in a fridge between  5°C and 12°C-5\degree C\ and\ 12\degree C  "

 X={x:5<x<12}X=\left\{x:-5<x<12\right\}  , Pemboleh ubah rawak diskret
 X={x:5<x<12}X=\left\{x:-5<x<12\right\}  , Discrete random variable

 X={x:5<x<12}X=\left\{x:-5<x<12\right\}  , Pemboleh ubah rawak selanjar
 X={x:5<x<12}X=\left\{x:-5<x<12\right\}  , Continuous random variable

 X={5,4,3,2,1,0,1,2,3,4,5,6,7,8,9,10,12}X=\left\{-5,-4,-3,-2,-1,0,1,2,3,4,5,6,7,8,9,10,12\right\}   Pemboleh ubah rawak diskret // Discrete random variable

 {5,4,3,2,1,0,1,2,3,4,5,6,7,8,9,10,12}\left\{-5,-4,-3,-2,-1,0,1,2,3,4,5,6,7,8,9,10,12\right\}  Pemboleh ubah rawak selanjar // Continuous random variable

4.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

Media Image

Cari P(2<X<8)P\left(2<X<8\right) 
Find   P(2<X<8)P\left(2<X<8\right)  

0.25

0.5

0.75

1,0

5.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Kebarangkalian seorang murid membawa wang lebih daripada RM10 ke sekolah ialah 0.45. Jika 8 orang murid dipilih secara rawak dari sekolah tersebut, cari kebarangkalian bahawa 2 orang murid membawa lebih daripada RM10.


The probability that a student brings more than RM10 to a school is 0.45. If 8 students are chosen at random from the school. Find the probability that 2 of them bring RM10.

0.0017

0.1130

0.1569

28

6.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Dalam sebuah kaji selidik, 5 daripada 40 orang murid dalam kelas tingkatan 5A tidak mempunyai telefon pintar. Jika 7 orang murid dipilih secara rawak dari kelas itu, cari kebarangkalian bahawa lebih daripada 5 orang murid mempunyai telefon pintar.


In a survey, 5 out of 40 students from form 5A do not have a smart phone. If 7 students are chosen at random from the class, find the probability that more than 5 of them have a smart phone.

0.7854

0.8754

0.7845

0.8745

7.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Kebarangkalian memilih seorang yang berbakat menyanyi dari penduduk sebuah taman kediaman ialah p. Jika 6 orang penduduk dipilih secara rawak dari taman kediaman itu dan kebarangkalian bahawa tiada seorang pun daripada mereka berbakat menyanyi ialah 0.04666. cari nilai p.


The probability of choosing a talented singer from a residential area is p. If 6 people are chosen at random from the residential area and the probability that none of them is a talented singer is 0.04666, find the value of p.

0.4

0.6

0.3

0.1

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