Use the sample data and confidence level given below to complete parts (a) through (d). A research institute poll asked respondents if they felt vulnerable to identity theft. In the poll, n= 1018 and x= 600 who said "yes." Use a 95% confidence level. E Click the icon to view a table of z scores. a) Find the best point estimate of the population proportion p. (Round to three decimal places as needed.) b) Identify the value of the margin of error E. E= (Round to three decimal places as needed.) c) Construct the confidence interval. D

Help, please.

The median for the set of sample measurement { -10,-8,-4,-2,0,6,11} a. -2 b. -1 c. 0 d. 6

For each problem, you must state the hypotheses, calculate the test statistic, and explain your decision. The following table reports the relationship between class standing and political orientation for a random sample of 267 college students.   a. The table is constructed assuming that class standing is the independent variable.  Please add %s in the appropriate position (columns or rows) to describe the pattern of the relationship. b. Is there a statistically significant relationship between these variables?

A class of students took a test. The instructor said that the 75th percentile score was 90 out of 100. What does this mean? A. 90% of the students scored 75 or more on the test. B. 75% of the students scored 90 or more on the test. C. 25% of the students scored 90 or more on the test. D. The high score in the class was (.75)(90).

Determine whether the data set described below is a population or a sample. Explain your reasoning. A survey of 100 randomly selected students at Keller Graduate School of Management that found 15% of the students traveled more than 10 miles to get to campus

Please help find the tstat. Thanks.

In a survey of1153 senior citizens in Virginia​, 50​% said that they wash their hands after attending a sporting event. a. Identify the sample and the population. b. Is the value of 50​% a statistic or a​ parameter?