Suppose a survey conducted in 2012 asked a group of adults from a certain country whether they drink seltzer water. Of the 3,062 people who responded, 22.8% said they drink seltzer water. Complete parts a through d. a. Identify the sample. What is the sample? OA. The group of adults in the particular country who did not respond to the survey OB. The 22.8% who reported they drink seltzer water c. The 3,062 people who responded O D. All adults in the particular country b. Identify the population. What is the population? OA. All of the adults in the world B. The 22.8% of respondents in the survey who reported they drink seltzer water c. All of the adults in the particular country OD. The 3,062 people who responded to the survey c. Identify the sample statistic reported. What is the sample statistic reported? O A. The proportion of respondents who reported they do not drink seltzer water OB. The number of people who said they drink seltzer water OC. The proportion of respondents who reported they drink seltzer water O D. The 3,062 people who responded to the survey C...

4- A florist is interested in the proportion of her clients that prefer roses in their flower arraignment. She surveys 30 customers. Define the following in terms of the study. Give examples where appropriate. a. Population b. Parameter d. Sample e. Statistic f. Variable g. Data

A J.D. Power and Associates vehicle quality survey asked new owners a variety of questions about their recently purchased automobile One question asked for the owner's rating of the vehicle using categorical responses of average, outstanding, and exceptional. Anothe question asked for the owner's education level with the categorical responses some high school, high school graduate, some college, and college graduate. Assume the sample data below are for 500 owners who had recently purchased an automobile. Education Quality Rating Average Outstanding Exceptional Some HS HS Grad Some College College Grad 35 30 25 65 50 50 50 95 15 20 25 40 a. Use a 0.05 level of significance and a test of independence to determine if a new owner's vehicle quality rating is independent of th owner's education. Compute the value of the test statistic (to 2 decimals). 6.57 Use Table 3 of Appendix B to find the p-value. The p-value is greater than 0.10 What is your conclusion? Cannot conclude that the…

Which of the following must be used as the significance level if we want a lower possibility of a correct decision? a. 1% b. 2% c. 5% d. 10%

please answer a, b, c

Please answer the question in the photo. ty!

i need help

Please answer questions below Below is a sample of 64 responses of a survey of Ward 3 residents in Washington, D.C.     The survey asked "Do you support the statehood of Washington, D.C.?"       "Yes" was recorded as "1" and "No" was recorded as "0" in the table.                           Statehood?   a. What is the sample proportion of residents who support DC statehood?   1                   1                   1                   1                   0                   1   b.  If the population proportion of residents who support DC statehood is 0.7,  1   what is the standard error of the proportion?       0                   0                   0                   1                   1   c. Is the sampling distribution of the proportion normally distributed?   0                   1                   1                   0                   1   d.  What is the probability of a sample proportion being greater than    1   the value of…

Find the mode(s) for the given sample data of the height (in meters) of trees in a park. 7.29, 7.41, 7.56, 7.29, 7.88, 7.99, 7.62A) 7.56 meters B) 7.29 meters C) 7.577 meters D) 7.41 meters

You may need to use the appropriate technology to answer this question. A sample of 15 consumers provided the following product ratings for three different products. Five consumers were randomly assigned to test and rate each product. A 58 66 70 Product 60 88 68 90 40 99 38 49 85 59 98 55