Use the table for questions 1a, b,c, Number of hours spent sleeping at night 5 8 6 7 4 9 8 7 5 9 8 10 7 7 8 6 8 8 7 8 9 8 7 5 9 10 7 8 8 6 1a. Find the measurer of central tendency for the data. Mean: Median: Mode: 1b. Which measure of central tendency so you think gives the best indication of the number of hours the “typical” person spends sleeping each night? Explain 1c. Suppose another person was surveyedwho said that he spends 3 hours sleeping at night. How would this affect the mean, median and mode?
Use the table for questions 1a, b,c,
Number of hours spent sleeping at night
5 8 6 7 4
9 8 7 5 9
8 10 7 7 8
6 8 8 7 8
9 8 7 5 9
10 7 8 8 6
1a. Find the measurer of
1b. Which measure of central tendency so you think gives the best indication of the number of hours the “typical” person spends sleeping each night? Explain
1c. Suppose another person was surveyedwho said that he spends 3 hours sleeping at night. How would this affect the mean, median and mode?
2A. Use the given data set to solve the following problems
100, 129,105,97,112,103,241,110,117,18. Find the
a) mean
b) median
c) mode
B) What effect dose removing the outlier have on each measure of central tendency
a) mean
b) Mode
c) Median
3. Gray has taken an aptitude test 8 times and his scores are 96,98,105,36,87,95, and 93.
Which measure of central tendency is most appropriate for his score?
The data regarding the number of hours spent sleeping at night is:
5, 8, 6, 7, 4, 9, 8, 7, 5, 9, 8, 10, 7, 7, 8, 6, 8, 8, 7, 8, 9, 8, 7, 5, 9, 10, 7, 8, 8, 6,
Here n=30
We have to calculate
Mean
Median
Mode
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