Statistics Test

Average  is  good  if  it  is  easy  to  :-

Simple price index number by chain base method is called:-

In a  normal  distribution   E (X-μ)2 is  ;-

Which is used as a divisor in the sample variance s² where n is a sample size;-

When a card is selected from a deck of 52 cards what are the odds in favor of getting a face card:-

Find  the  expectation  for  a  F distribution  variable  with  v1  =  7   and  v2  = 8 :-

Rolling a die is called a:-

In a normal distribution, an element in the 35th percentile lies within:-

When a coin is tossed and a die is rolled, the probability of  getting a tail on the coin and odd number on the die is:-

Two dice are rolled. What is the probability of getting doubles of a sum of 10;-

If  p = 0.1   and n =  400  then means :-

When  testing  for randomness  we  can use  :-

Binomial  distribution  ranges  from  _______:-

If two people are selected random from the phone bo of a large city, and the probability that they were both born on sunday:-

Class mark  is  the  value  which  divides  a  class into  ________________ equal  parts :-

A distribution with two modes is called:-

If there are 200 typographical errors randomly distributed in a 500 -pages manuscript, the probability that a given page contain exactly 3 errrors is:-

Type   1  error  occurs  when   we  reject  Ho  if  it  is  True :-

At a high school with 300 students, 62 play football, 33 play baseball, and 14 play both sports. If a student is selected at random, and the probability that the student plays football or baseball is;-

In a  regression  analysis  if  r  2 =   1 then   SSE  must  be  equal to  0 :-

The method of sample survey is used to collect:-

___________ is  the  measure  of  average   which  can have  more  than one  value   ;-

Response  variable   is  a :-

When the collected data is grouped with reference to time, we have:-

The variance and the ______ are both the measures of the extent to which the data in a distribution is spread out:-