teddy bear

you want to estimate number of students that bring their gown lunch to school every day. Which of the following is the best sample for this situation? a. 80 students selected at random during lunch b. 50 female students selected at random c. all members o...

1 year ago

In a random sample of 400 watches, 3 are defective. Out of a total of 10,500 watches, how many would you expect to be defective based on this sample data?

1 year ago

The temperature (in F) in a city on randomly selected days during the summer are 89, 85, 90, 87, 86, 91, 88 and 89. What is the mean temperature? Round your answer to one decimal place.

1 year ago

The points by football team are 17, 23, 15, 21, 7 and 13. What is the range? ____ points

1 year ago

what are the answers

4 years ago

some body please respond

4 years ago

its correct thanks! could you answer this question? A gym manager wants to know the average number of days a person goes to the gym each week. Currently, there are 124 gym members. She sent an online survey and 68 gym members responded twenty-five they go...

1 year ago

That's correct! thank youu could you answer this question for me? Kendra wants to know the average height of first-year high school students in her town. She randomly picked 25 male and 25 female students from each of the 10 high schools in her town. From...

1 year ago

correct! could you answer this question for me? Joe wants to find the most common source of news among U.S. adults. He wants his sample to have 10,000 adults (half male and half female) to make an valid generalization. How many people from each of the 50...

1 year ago

Correct thanks so much! :)

1 year ago

a coffee shop owner is interested in determining what people think about the new coffee flavor. Which of the following is the population in this situation? a. all customers who bought the new coffee. b. the first 50 customers who bought the new coffee c....

1 year ago

incorrect

1 year ago

The low temperatures during one week in January were, 2 , - 3, - 9, - 11, 1, - 8 and - 9. What was the median low temperature that week?

1 year ago

The stem - and - leaf plot shows the ages of a group of friends. Find the median age. Stem Leaf 2 8 3 1 2 4 4 2 7 9 5 4 Key: 2|8 = 28 years

1 year ago

this answer is incorrect

1 year ago

the correct answer is 38

1 year ago

Here are math test scores of 10 randomly selected students from Class 1 and Class 2. Class 1: 75, 80, 84, 79, 92, 86, 88, 86, 86, 90 Class 2: 83, 85, 91, 93, 72, 85, 76, 80, 82, 89 Find the mean score of each sample. Based on mean, which class generally p...

1 year ago

Graph of the number of members per year: 2015: 22 2016: 25 2017: 36 2018: 30 2019: 32 2020: 28 2021:30 The graph shows the number of members of the Math Club from the years of 2015 to 2021. Find the range. _____ members

1 year ago

A poll is conducted to determine who is most likely to win the election for town mayor. Two random samples of 500 residents each are polled. The data is as follows. Candidate A Candidate B Total Sample 1: 346 154 500 Sample 2: 248 252 500 What percentage...

1 year ago

To determine the average height of trees in a national forest, 10 trees are randomly selected. Their heights in feet are 85.4, 87.6, 87.1, 85.6, 85.9, 85.3, 84.9, 83.7, 84.0, and 85.2. To ensure the accuracy of the data, another set of 10 trees is randoml...

1 year ago

Here are the math scores for student 2 and student 1. Student 1: 75 80 84 79 92 86 88 86 86 90 Student 2: 83 85 91 93 72 85 76 80 82 89 Find the range of each student's math quiz scores. Based on the range which student performed more consistently on thei...

1 year ago

Which of the following data sets has the smallest range? a. {324, 318, 367, 312, 389, 337} b. {37, 19, 40, 54, 75, 68} c. { 148, 145, 117, 148, 199, 172} d. { 50, 30, 10, 0, 80, 100}

1 year ago

The data from two random samples of 200 people regarding their favorite nuts is shown in the following table. Almond Pistachio Cashew Walnuts Total Sample 1 40 62 63 35 200 Sample 2 43 64 61 32 200 Based on the two samples, what percentage of the people p...

1 year ago