1
Correct option is A.
2:
Yes data is approximately normally distributed.
(3-5)
Let d = diff = read - write
6:
Since we fail to reject the null hypothesis so confidence interval should contain zero.
7:
T nework SetsGrades 1. Which set of hypotheses is appropriate for the foilowing research question...
9points) High School and Beyond, Part I. The National Center of Education Statistics conducted a survey of high school seniors, collecting test data on reading, writing, and several other subjects. Here we examine a simple random sample of 200 students from this survey. A histogram of the difference in the reading and writing score of each student is shown below 1. Which set of hypotheses is appropriate for the following research question: is there an significant difference in the average...
photos for each question are all in a row (1 point) In the following questions, use the normal distribution to find a confidence interval for a difference in proportions pu - P2 given the relevant sample results. Give the best point estimate for p. - P2, the margin of error, and the confidence interval. Assume the results come from random samples. Give your answers to 4 decimal places. 300. Use 1. A 80% interval for pı - P2 given that...