# mathematics

A researcher conducted a survey of 6 teachers to determine how many times each teacher tutors students after school. The researcher recorded the findings in the table below.
​Teacher ​Number of Outcomes
1 ​18
2 ​ 15
3 ​12
4 ​23
5 ​ 15
6 ​ 19
Total ​100
What is the empirical probability that teacher #4 will tutor students after school?

1. 👍
2. 👎
3. 👁
1. I'd say 100%, since the teacher clearly tutors after school.
What you should have asked is what is the percentage of tutoring events were conducted by Teacher #4. That would be
23/100 = 23%

1. 👍
2. 👎
👤
oobleck

## Similar Questions

1. ### LA

When researching the topic of "performance enhancement equipment in competitive sports," which source is most likely to be trustworthy?(1 point) the opinions of five baseball coaches the opinions of ten basketball players a survey

2. ### Math

a citizens group wants to determine people's opinions about a new road. The members of the group conduct a survey at the largest part of the mall in the city. Which best describes the sampling method used by the citizens' group?

3. ### Math

A researcher conducted a survey and found that people who took vitamin C every day had fewer colds than people who did not take vitamin C every day. The researcher wrote a paper stating that vitamin C prevents colds, using this

4. ### statistics

A survey was conducted to measure the number of hours per week adults spend on home computers. In the survey, the number of hours was normally distributed, with a mean of 8 hours and a standard deviation of 1 hour. A survey

1. ### math

The student to teacher ratio is 19:1 at a local school and there is a total of 500 students and teachers. How many teachers and how many students are there. I'm not sure how to begin to set this up since I have two unknowns and

2. ### math

Mrs. Bollo's second grade class of thirty students conducted a pet ownership survey. Results of the survey indicate that 8 students own a cat, 15 students own a dog, and 5 students own both a cat and a dog. How many of the

3. ### Math

A survey was conducted between males and females to see if they prefer cheeseburgers or hamburgers. The results of the survey are posted in the Venn diagram below. Cheeseburger: 26 Female: 18 Both: 21 Neither: 16 Find the

4. ### Early Childhood

Which of the following statements regarding the early childhood teacher's science background is true? A It is not necessary for the early childhood teacher to have a science background, she can learn as she goes. B. As long as the

1. ### Algebra

I am confused about this... A survey is being conducted to determine the favorite movies for various ages. Which of the following best describes this survey? • qualitative and univariate • qualitative and bivariate ? •

2. ### Study Skills Practice

What does it mean to survey a text? A. Read the text and take detailed notes B. Look for the main ideas C. Find the answers in your questions (picked this one) D. Answer questions out loud. Why should you consider your teacher a

3. ### Statistics

A bank categorizes its customers into one of three groups based on their banking habits. A random sample of 30 customers from each group was selected, and the number of times each customer visited the bank during the past year was

4. ### math

A study conducted by a TV station showed the number of televisions per household and the corresponding probabilities for ecach. Find the mean, variance, and standard deviation. (in table) Number of televisions 1 2 3 4 Probability