MATH 225N Week 3 Assignment; Measures of Central Tendency
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$20.00
| Term | Summer 2021 |
| Institution | MATH 225N Statistical Reasoning for the Health Sciences |
| Contributor | Patricia |
- Question: Find the mode of the following number of times each machine in a car factory needed to be fixed within the last year.
2, 5, 6, 12, 14, 12, 6, 2, 5, 3, 14, 5
- Question: Given the following list of data, find the median.
22, 33, 17, 8, 17, 29, 18, 13, 26, 28
- Question: Find the median of the following set of data.
36, 22, 24, 30, 44, 13, 21, 34, 18
- Question: An art collector bought 20 paintings at an art fair, and wants to know the average price of the paintings she purchased at the fair. She adds the prices of all the paintings and divides this number by 20 to find an average price of $350. Is this price a sample mean or a population mean, and which symbol would be used to denote it?
- Question: A grandfather wants to know the average height of all his grandchildren. He finds that the heights of his 9 grandchildren are given in inches by
63, 71, 60, 59, 74, 60, 60, 75, 58
What is the population mean of the height of his grandchildren in inches? Round your answer to the nearest tenth of an inch and do not include units.
- Question: Find the mode of the following hourly wages (in dollars) of randomly selected employees at an accounting office.
15, 15, 18, 15, 11, 18, 7, 17, 17, 7
- Question: Given the following list of tips (in dollars) earned in the last hour by waiters in a Japanese restaurant, find the median.
30,17,47,47,26,17,36,31,21,17
- Question: Find the median of the following set of data.
7, 26, 7, 9, 11, 4, 15, 22
- Question: A teacher randomlyselects10outofher30studentsandfinds that the mean height of those 10students is 5′2". Is this a sample mean or a population mean, and which symbol would be used to denote it?
- Question: A track and field coach wants to study the average 100-meter dash time of his team. A random selection of half the team has a mean time of 13 seconds. Is this mean considered a sample mean or a population mean, and which symbol would be used to denote it?
- Question: Find the median of the following set of data.
4, 9, 6, 27, 17, 10, 14, 26
Give your answer as a number only. For example, if you found the median was 16, you would enter 16.
- Question: Find the mode of the following number of countries randomly selected travelers visited in the past two years.
13, 13, 15, 7, 8, 4, 4, 7, 13
- Question: Find the mode of the following number of pastries eaten by each guest during a tea party.
2, 15, 19, 5, 9, 9, 9, 2, 9
| Instituition / Term | |
| Term | Summer 2021 |
| Institution | MATH 225N Statistical Reasoning for the Health Sciences |
| Contributor | Patricia |
