# Statistics and Probability (BITSAT Mathematics): Questions 9 - 15 of 15

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## Question number: 9

» Statistics and Probability » Probability

MCQ▾

### Question

A coin with tail on both sides is tossed twice. The probability of getting a “head” is

### Choices

Choice (4) Response

a.

b.

0

c.

1

d.

## Question number: 10

» Statistics and Probability » Probability of an Event

MCQ▾

### Question

The chance that an event “occurs” or does not occur is

### Choices

Choice (4) Response

a.

b.

1

c.

0

d.

None of the above

## Question number: 11

» Statistics and Probability » Measures of Dispersion

MCQ▾

### Question

of the items of a data are less than and of the items are more than . Quartile deviation of the data is –

### Choices

Choice (4) Response

a.

75

b.

20

c.

55

d.

35

## Question number: 12

» Statistics and Probability » Binomial Distribution

MCQ▾

### Question

The mean of a binomial distribution is , and then its variance has to be –

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 13

» Statistics and Probability » Probability

MCQ▾

### Question

In how many ways can 4 people be seated on a square table, one on each side?

### Choices

Choice (4) Response

a.

1

b.

c.

d.

All of the above

## Question number: 14

» Statistics and Probability » Probability

MCQ▾

### Question

Seven people are seated in a circle. How many relative arrangements are possible?

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 15

» Statistics and Probability » Probability Distribution of a Random Variate

MCQ▾

### Question

What is the probability that, if a number is randomly chosen from any consecutive natural numbers. It is divisible by ?

### Choices

Choice (4) Response

a.

b.

c.

d.

None of the above

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