Determine whether the samples are independent or dependent. A data set includes the age at marriage for 140 randomly selected married couples. Choose the correct answer below. O A. The samples are independent because there is not a natural pairing between the two samples. O B. The samples are dependent because there is not a natural pairing between the two samples. O C. The samples are independent because there is a natural pairing between the two samples. O D. The samples are dependent because there is a natural pairing between the two samples.

For the three-part question that follows, provide your answer to each question in the given workspace. Identify each part with a coordinating response. Be sure to clearly label each part of your response as Part A, Part B, and Part C.Use the information below for Part A, Part B, and Part C. Every person at the park received a ticket. Of those tickets, only 45 were winning tickets. In a random sample of 25 people, 2 people had winning tickets.Part A: Write a ratio to represent the number of winning tickets to all tickets in the sample population.Part B: Make a reasonable claim or prediction about the population at the park.Part C: Justify your answer to Part B by showing your work.

A survey was taken on course selection and gender. The results are represented in the table below. Вoys Girls TOTAL Band 27 17 44 Team Sports 64 46 110 Neither 13 9 22 ΤΟTAL 104 72 176 What percentage of those surveyed are boys AND taking Team Sports? Round to the nearest percent. % are boys and taking team sports.

We asked 32 Learners in Mr. Magana’s Class if they have Facebook. 11 males and 7 females answered yes. 8 females answered no. Build a two-way table that shows this data. Fill in any empty spaces

A survey of a subset of a population is called a? survey of element. target survey. sampled population. sample survey.

Given a data set, how do you know whether to calculate o or s? Choose the correct answer below. O A. When given a data set, one would have to determine if it represented the population or if it was a sample taken from the population. If the data are a population, then o is calculated. If the data are a sample, then s is calculated. O B. If the given data set contains a large number of entries, then s is calculated. If the data set contains a small number of entries, then o is calculated. O C. If the given data set contains a large number of entries, then o is calculated. If the data set contains a small number of entries, then s is calculated. O D. When given a data set, one would have to determine if it represented the population or if it was a sample taken from the population. If the data are a population, then s is calculated. If the data are a sample, then o is calculated.

A small college has been accused of gender bias in its admissions to graduate programs. a. Out of 500 men who applied, 255 were accepted. Out of 700 women who applied, 240 were accepted. Find the acceptance rate for each gender. Does this suggest bias? b. The college then looked at each of the two departments with graduate programs and found the data below. Compute the acceptance rate within each department by gender. Does this suggest bias?          Department          Men                          Women                      Applied  Admitted      Applied  Admitted Dept A            400          240                100           90 Dept B            100            15                 600          150 c. Looking at our results from Parts a and b, what can you conclude? Is there gender bias in this college’s admissions? If so, in which direction?

complaint and, if so, whether the complaint was medical or nonmedical in nature. After a year, a tally from these patients was collected to count number who left the HMO voluntarily. Here are the data on the total number in each group and the number who voluntarily left the HMO: No complaint Medical complaint Nonmedical complaint Total A certain health maintenance organization (HMO) wishes to study why patients leave the HMO. A SRS of 423 patients was taken. Data was collected on whether a patient had filed a 177 111 135 Left 64 27 50 If the null hypothesis is Ho : pı = P2 = P3 and using a = 0.05, then do the following: (a) Find the expected number of people with no complaint who leave the HMO: (b) Find the expected number of people with a medical complaint who leave the HMO: (c) Find the expected number of people with a nonmedical complaint who leave the HMO: (d) Find the test statistic: (e) Find the degrees of freedom: (f) Find the critical value: (g) The final conclusion is OA. We…

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A survey was taken on course selection and gender. The results are represented in the table below. Воys Girls ТОТAL Band 27 17 44 Team Sports 64 46 110 Neither 13 22 ТОТAL 104 72 176 What percentage of those surveyed are girls? Round to the nearest percent. % are girls.