GATE & PSUs - Engineering Mathematics & General Aptitude (Common)

Mean, Variance, Correlation & Linear Regression question bank (Probability & Statistics)

Practice 8 free GATE & PSUs - Engineering Mathematics & General Aptitude (Common) Probability & Statistics - Mean, Variance, Correlation & Linear Regression questions with answers and step-by-step solutions.

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Q1.

[Mean, Variance, Correlation & Linear Regression Concept 3] An unbiased coin is tossed 10 times independently. What is the probability of obtaining exactly 6 heads?

(A)

$\frac{105}{512} \approx 0.205$

(B)

$\frac{63}{256} \approx 0.246$

(C)

$\frac{1}{2}$

(D)

$\frac{15}{64} \approx 0.234$

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Q2.

[Mean, Variance, Correlation & Linear Regression Concept 7] An unbiased coin is tossed 10 times independently. What is the probability of obtaining exactly 6 heads?

(A)

$\frac{105}{512} \approx 0.205$

(B)

$\frac{63}{256} \approx 0.246$

(C)

$\frac{1}{2}$

(D)

$\frac{15}{64} \approx 0.234$

Show answer & solution

Verified Answer & Solution Locked

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