stud
bud
Sign up
Log in
Home
Library
Explore
SAT
More
Statistics and probability quiz Flashcards | StudBud
Explore
/
Statistics and probability quiz
Statistics and probability quiz
10 terms
·
StudBud Administration
·
32 plays
Imported from external platform
Flashcards
10 cards
F
Practice quiz
P
Host live
L
Questions
10
Answers
1
Eleven bags of wheat flour, each marked 5 kg, actually contained the following weights of flour (in kg)
8/11
5/11
7/11
6/11
2
Answer the following
40
20
32
14
3
In the class intervals 10-20, 20-30, 20 is included in which interval?
10-20
20-30
both
none
4
Class width for the grouped frequency distribution of the class intervals 1-20, 21-40, 41-60, ..
20
10
15
17
5
1500 families with 2 children were selected randomly,
Probability of a family, chosen at random, having 2 girls is
1/475
475/1500
211/1500
2/1500
6
What is the class mark of the class interval 90-120?
105
115
100
90
7
probability of the occurrence of an event if the probability the event not occurring is 0.56.
-1
0.44
0.46
1
8
The value which appears very frequently in a data is called
central tendency
median
mode
mean
9
The median of the data: 4, 6, 8, 9, 11 is
9
8
6
11
10
2400 families at random. Find the probability that the family has chosen is owning not more than 1 vehicle.
1/2400
200/2400
1034/1200
2062/2400
