What is the mean of the following data set: 4, 8, 6, 5, 3?

Statistics Quiz show

Quiz
•
Mathematics
•
University
•
Medium
Chris Vergara
Used 1+ times
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30 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
4
5.2
6
7
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Which measure of central tendency is most affected by outliers?
Mean
Median
Mode
Range
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
What is the median of the data set: 1, 3, 3, 6, 7, 8, 9?
3
6
7
4
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
In a normal distribution, what percentage of data falls within one standard deviation of the mean?
50%
68%
95%
99.7%
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
What does a p-value indicate in hypothesis testing?
Probability of rejecting the null hypothesis
Probability of the null hypothesis being true
Effect size of a treatment
Confidence level
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Which of the following is a discrete random variable?
Height of students
Temperature
Number of cars in a parking lot
Time taken to run a mile
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
What is the range of the data set: 2, 5, 7, 10?
5
7
8
12
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