MATH 110 Sec 14.2 Statistics-Measures of Central Tendency Practice Exercises Given the dataset: 3 7 2 5 3 7 7 5 1 8 8 9 5 1 Calculate the mean. (Round

MATH 110 Sec 14.2 Statistics-Measures of Central Tendency Practice Exercises

Given the dataset:3 7 2 5 3 7 7 5 1 8 8 9 5 1

Calculate the mean. (Round answer to nearest hundredth.)



Calculate the median.



Calculate the mode.

MATH 110 Sec 14-2 Lecture: Statistics-Measures of Central Tendency Find the mode of the data in the

frequency table.x Frequency (f)2 34 25 27 18 411 213 1

MATH 110 Sec 14-2 Lecture: Statistics-Measures of Central Tendency Find the median of the data in the


MATH 110 Sec 14-2 Lecture: Statistics-Measures of Central Tendency Find the mean of the data in the


MATH 110 Sec 14-2 Lecture: Statistics-Measures of Central Tendency Use the given graph to find the mean for

the data represented in the bar graph.(Round answer to nearest tenth.)

MATH 110 Sec 14-2 Lecture: Statistics-Measures of Central Tendency Use the given graph to find the median

for the data represented in the bar graph. (Write answer as an integer or

decimal as needed.)

MATH 110 Sec 14-2 Lecture: Statistics-Measures of Central Tendency Use the given graph to find the mode for the data represented in the bar graph.

MATH 110 Sec 14-2 Lecture: Statistics-Measures of Central Tendency Give the Five-number summary and draw a box-and-whisker plot.

13 23 24 15 25 33 45 17 42 25 35 37 49 42 54

MATH 110 Sec 14-2 Lecture: Statistics-Measures of Central Tendency The mean number of hours that Ramone worked over the past four weeks is 39.75. If he works 41 hours this week, what will the mean

number of hours be that he will have worked over the 5-week period?

MATH 110 Sec 14-2 Lecture: Statistics-Measures of Central Tendency To get a B in math, Alexandria must average an 80 on four tests.

Scores on her first three tests were 60, 80 and 90. What is the lowest score on test 4 she can get to get the B? (The score must be an integer.)

MATH 110 Sec 14-2 Lecture: Statistics-Measures of Central Tendency Which is the box-and-whisker plot for the data presented in the graph?

MATH 110 Sec 14-2 Lecture: Statistics-Measures of Central Tendency A college placement office made a

comparative study of starting salaries for graduates in various majors. The following box-and-

whisker plot describes the starting salaries for business, education,

engineering and liberal arts. Which major, in general, receives the

worst salary offers?

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MATH 110 Sec 14.2 Statistics-Measures of Central Tendency Practice Exercises Given the dataset: 3 7 2 5 3 7 7 5 1 8 8 9 5 1 Calculate the mean. (Round