11th Class Statistics MCQ Test With Answer for Statistics Full Book

Subset of sample is called:

• Simple event A
• Compound event B
• Experiment C
• Event D

If the probability of success p = 0.4 for a parability Beronouli trial, the expression 7!/3!4! (0.4)2 (0.6)2 given the probility of getting.

• Exactly three sucoseeson in seven trials A
• Exactlyfour successin seven trials B
• Three or more successes in seven trials C
• Four or more successes in seven trials. D

Issuing a national identity card is an example of.

• Census A
• Registration B
• Sampling C
• Investigatin through enumerators D

ⁿP_r can be solved by the formula

• 
  A
• 
  B
• 
  C
• 
  D

The median for the data 2, 4, 6, 8, 10, 12 is

• 5 A
• 8 B
• 7 C
• 10 D

Tabulation means, the process of arranging the date into.

• Different classes A
• Rows B
• Columns C
• Rows & columns D

The percentage of observations lying within the items X + 3S in the normal distribution.

• 68.26% A
• 95.44% B
• 70.00% C
• 99.75% D

The letter μ is

• German A
• Latin B
• Greek C
• None of these D

How many possible permutations can be formed from the wood COMMITTEE.

• 45360 A
• 9 B
• 6 C
• None of them D

The properties of discrete probability distribution are:

• Σp (x) = 1 and Σx. (x) = 1 A
• ΣP (x)= 1 and Σx. P B
• ΣP(x) = 1 and 0 < P(x) ≤ 1 C
• All of these above D

The hypergeometric distribution has parameters

• Two A
• Three B
• Four C
• Five D

A portion of populatin selected for study is called.

• Parameter A
• Statistic B
• Population C
• Sample D

• y₁ = y₂ A
• Y₁ > y₂ B
• 
  C
• None of these D

The most frequent value of the data is called

• Median A
• Mode B
• Mean C
• H.M D

Link relataives can be obtained dividing Pn by

• Po A
• P n-1 B
• qo C
• qn-1 D

In which distribution the successive trials are with replacement

• Hypergeometric A
• Binomial distribution B
• Continuous distribution C
• Discrete distribution D

If one event is unaffected by the outcome of another event, the two events are said to be

• Dependent A
• Independent B
• Mutually exclusive C
• Both b and c D