#### 1.Zaheer Khan has taken 4 five-wicket hauls in his last 15 matches. His match records are selected at random, one by one, and analyzed. If none of the match records is analyzed more than once, then what is the probability that the 11th one analyzed is his last five-wicket haul match?

### No, the answer is incorrect.

Score: 0

### Accepted Answers:

*1 point*

### Accepted Answers:

#### 3. An item is produced in three factories $A$, $B$ and $C$. Factory $A$ produces 2 times the number of items produced by factory $B$, and the factories $B$ and $C$ produces the same number of items. It is known that 8%, 7%, 3% of the items produced by factories $A$, $B$ and $C$ respectively are defective. All items produced in the three factories are stocked, and an item is selected at random. What is the probability that the selected item is defective? (Enter the answer correct to two decimal places)

### Accepted Answers:

(Type: Range) 0.04,0.1

*1 point*

#### 4. An item is produced in three factories $A$, $B$ and $C$. Factory $A$ produces 2 times the number of items produced by factory $B$, and the factories $B$ and $C$ produces the same number of items. It is known that 8%, 7%, 3% of the items produced by factories $A$, $B$ and $C$ respectively are defective. All items produced in the three factories are stocked, and an item is selected at random. If an item selected at random is found to be defective, what is the probability that it was produced by factory B? (Enter the answer correct to two decimal places)

### No, the answer is incorrect.

Score: 0

### Accepted Answers:

(Type: Range) 0.24,0.3

*1 point*

#### 5. A particular task is given to three persons, Manoj, Kalpana and Ananya whose probabilities of completing it are $52$, $54$ and $82$ respectively, independent of each other. What is the probability that the task will be completed? (Enter the answer correct to two decimal places)

### No, the answer is incorrect.

Score: 0

### Accepted Answers:

(Type: Range) 0.88,0.94

*1 point*

#### 6.If A and B are two independent events such that$P(A_{c})=0.74$, $P(B_{c})=x$ and $P(A∪B)=0.85$, then calculate the value of $x$. (Enter the answer correct to two decimal places)

### No, the answer is incorrect.

Score: 0

### Accepted Answers:

(Type: Range) 0.17,0.23

*1 point*

7th Question is the common data. Use the data in the question 7 to answer from Question number 8 to question number 10.

Two researchers adopted different sampling techniques while investigating the same group of students to find the number of students falling in different intelligence levels. The results are given in Table Q8.1.G:

Are you able to see all the six values in a contigency Table Q8.1.G?(Type 0 for No and type 1 for Yes)

Researcher | No. of students in each level | ||
---|---|---|---|

Below Avg. | Avg. | Above Avg. | |

X | 77 | 67 | 53 |

Y | 50 | 19 | 26 |

### Accepted Answers:

(Type: Numeric) 1

*0 points*

What is the probability that a student falls in below average level? (Enter the answer correct to 2 decimal accuracy)

### Accepted Answers:

(Type: Range) 0.4,0.46

*1 point*

What is the probability that a student is of average level given that the investigation is done by researcher Y? (Enter the answer correct to 2 decimal accuracy)

### Accepted Answers:

(Type: Range) 0.17,0.23

*1 point*

What is the probability that investigation is done by researcher X given that the student is of below average level? (Enter the answer correct to 2 decimal accuracy)

### Accepted Answers:

(Type: Range) 0.58,0.64

*1 point*

*1 point*

$H$= There is heavy traffic

$H_{c}$= There is no traffic.

### Accepted Answers:

*1 point*

центр психологический помощи

lodemka.ru

batmanapollo.ru

Психотерапия

Здесь вы найдете разнообразный

видео контент ялта интурист раннее бронирование

This site truly has all of the info I wanted about this subject

and didn’t know who to ask.