Standard Deviation Range Media Mode

Quiz
•
Mathematics
•
11th Grade
•
Hard
Anthony Clark
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
The score distribution of Set A and Set B have equal mean but with different standard deviations. Set A has standard deviation of 2.80 while Set B has standard deviation of 3.30. Which statement is TRUE of the score distributions?
Majority of the scores in Set B are clustered around the mean.
Majority of the scores in Set A are clustered around the mean than in Set B.
Scores in Set A are more widely scattered.
The scores of Set B has less variability than the scores in Set A.
2.
MULTIPLE SELECT QUESTION
1 min • 5 pts
Select all the statements that correctly compare the two sets of data.
The two distributions have the same shape.
Both medians are between 60 and 70.
At least 25% of both data sets are below 60.
At least 25% of both data sets are above 80.
The maximum of each data set is the same.
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A batter in a cricket team scores the following in one season:
{0, 0, 5, 21, 23, 24, 34, 36, 47, 49, 49}
The standard deviation of these scores is: (correct to one decimal place)
18.7
18.6
17.9
17.8
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
There are 48 people at a party. The ages of a sample of 8 people are listed below.
15, 15, 16, 13, 14, 12, 17, 16
The standard deviation, correct to three significant figures, is :
48
1.56
2.44
1.67
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which measure of central tendency best represents this data?
Mean
Median
Mode
Range
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What does the standard deviation tell us about the data set?
How spread out the numbers are
How much each number in the data set increases by
How much each number in the data set decreases by
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What percent of data lies within 1 standard deviation from the mean?
95%
99%
68%
100%
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