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Statistics MCQs with Explanations

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91StatisticsMedium

Which of the following is not the property of binomial distribution?

AProbability of success varies from trial to trial

BHas two outcomes

Cn is fixed

DTrials are independent

Correct answer

A. Probability of success varies from trial to trial

Explanation

The correct answer is Probability of success varies from trial to trial.

92StatisticsMedium

If ________ then the distribution is positively skewed?

Aq/p

Bp > 1/2

Cp < q

Correct answer

C. p < q

Explanation

The correct answer is p < q.

93StatisticsMedium

The probability of getting exactly three tails when three balanced coins are tossed once ________?

A1/8

B2/8

C7/8

D5/8

Correct answer

A. 1/8

Explanation

The correct answer is 1/8.

94StatisticsMedium

In hypergeometric distribution, the trial are:________?

ADependent

BCollectively Exhaustive

CNone

DIndependent

Correct answer

A. Dependent

Explanation

The correct answer is Dependent.

95StatisticsMedium

The probability of getting exactly two heads when two balanced coins are toss once________?

A1/4

B3/4

C2/4

D4/4

Correct answer

A. 1/4

Explanation

The correct answer is 1/4.

96StatisticsMedium

Which of the following Measure of Averages is not based on all the values given in the data set?

AMode

BGeometric Mean

CBoth C. and D.

DArithmetic Mean

EMedian

Correct answer

C. Both C. and D.

Explanation

The correct answer is Both C. and D..

97StatisticsMedium

Another name of word population is________?

ANone of these

BWhole

CIndividuals

DUniverse

Correct answer

D. Universe

Explanation

The correct answer is Universe.

98StatisticsMedium

The Normal Curve is asymptotic to the?

ANone

BAlong Y=X

CY-axis

DX-axis

Correct answer

D. X-axis

Explanation

The correct answer is X-axis.

99StatisticsMedium

If A and B are mutually exclusive then?

AP(AeitherB)=0

BP(AnorB)=0

CP(AorB) =0

DP(AandB)=0

Correct answer

D. P(AandB)=0

Explanation

The correct answer is P(AandB)=0.

100StatisticsMedium

When we add the lower and upper class limits and dividing the sum by, the values so obtained are called class________?

AHistogram

BInterval

CMarks

DLimits

Correct answer

C. Marks

Explanation

The correct answer is Marks.

91StatisticsMedium

Which of the following is not the property of binomial distribution?

AProbability of success varies from trial to trial

BHas two outcomes

Cn is fixed

DTrials are independent

Correct answer

A. Probability of success varies from trial to trial

Explanation

The correct answer is Probability of success varies from trial to trial.

92StatisticsMedium

If ________ then the distribution is positively skewed?

Aq/p

Bp > 1/2

Cp < q

Correct answer

C. p < q

Explanation

The correct answer is p < q.

93StatisticsMedium

The probability of getting exactly three tails when three balanced coins are tossed once ________?

A1/8

B2/8

C7/8

D5/8

Correct answer

A. 1/8

Explanation

The correct answer is 1/8.

94StatisticsMedium

In hypergeometric distribution, the trial are:________?

ADependent

BCollectively Exhaustive

CNone

DIndependent

Correct answer

A. Dependent

Explanation

The correct answer is Dependent.

95StatisticsMedium

The probability of getting exactly two heads when two balanced coins are toss once________?

A1/4

B3/4

C2/4

D4/4

Correct answer

A. 1/4

Explanation

The correct answer is 1/4.

96StatisticsMedium

Which of the following Measure of Averages is not based on all the values given in the data set?

AMode

BGeometric Mean

CBoth C. and D.

DArithmetic Mean

EMedian

Correct answer

C. Both C. and D.

Explanation

The correct answer is Both C. and D..

97StatisticsMedium

Another name of word population is________?

ANone of these

BWhole

CIndividuals

DUniverse

Correct answer

D. Universe

Explanation

The correct answer is Universe.

98StatisticsMedium

The Normal Curve is asymptotic to the?

ANone

BAlong Y=X

CY-axis

DX-axis

Correct answer

D. X-axis

Explanation

The correct answer is X-axis.

99StatisticsMedium

If A and B are mutually exclusive then?

AP(AeitherB)=0

BP(AnorB)=0

CP(AorB) =0

DP(AandB)=0

Correct answer

D. P(AandB)=0

Explanation

The correct answer is P(AandB)=0.

100StatisticsMedium

When we add the lower and upper class limits and dividing the sum by, the values so obtained are called class________?

AHistogram

BInterval

CMarks

DLimits

Correct answer

C. Marks

Explanation

The correct answer is Marks.