a) ±0.01b) *0.02c) ±0.03d) **0.04e) ±0.05Determine the sample proportion.5.It has been determined with 95% confidence that the proportion of on-line students at SPC who live inPinellas County is between 0.73 and 0.77.Determine the sample proportion of on-line SPC students who live in Pinellas County.a) 0.10b) 0.73c) 0.75d) 0.79e) 0.90Construct the requested confidence interval.6.A survey of 280 homeless persons showed that 63 were veterans. Construct a 90% confidence intervalfor the proportion of homeless persons who are veterans.

Answered: Image /qna-images/answer/b7b2d215-54e0-474c-838d-307e1c4bdc5b.jpg

Answered: a) ±0.01 b) *0.02 c) ±0.03 d) **0.04 e)…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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35) The mean score of a college entrance test is 500, the standard deviation is 75. The score normally distributed. What percent of the students scored below 320? A) 50.82% B) 34.13% C) 7.86% D) 0.82%
Each student in a statistics class was asked to randomly select a number from 1 to 10. The graph below summarizes their choices. The height of the bar above a number indicates the percentage of students in the class that chose that number (the actual percentage is shown above the bar). A) what is the median of all the numbers selected by the students? B) what is the first quartile Q1 of all the numbers selected by the students? What is the third quartile Q3 of all the numbers selected by the students?
1. Consider the dataset below: 3 -574828-3-6 a) What is the sample size? b) Calculate the sample mean. c) Find the sample median. d) What is the shape of the distribution? e) Find Qi, Q and Qs.
Given there are five (05) sample taken. The sample means (X-bar) are; 15.36,14.61,16.36,20.28, and 15.77 respectively. Also, the corresponding ranges are; 10.79, 8.37, 2.81,8.17, and 3.31 respectively. If the upper control limit for R- chart is 14.12, what should be the most appropriate the sample size? O a. 5 O b. 4 Oc. 3 O d. 2 O e. None is correct
Given there are five (05) sample taken. The sample means (X-bar) are; 15.36,14.61,16.36,20.28, and 15.77 respectively. Also, the corresponding ranges are; 10.79,8.37, 2.81,8.17, and 3.31 respectively. If the upper control limit for X-bar chart is 21.36, what should be the most appropriate the sample size? O a. None is correct O b. 4 Oc 5 O d. 2 Oe 3
For a population with a mean equal to 200 and a standard deviation equal to 30, calculate the standard error of the mean for the following sample sizes. a) 20 b) 40 c) 60 a) The standard error of the mean for a sample size of 20 is (Round to two decimal places as needed.) b) The standard error of the mean for a sample size of 40 is (Round to two decimal places as needed.) c) The standard error of the mean for a sample size of 60 is
Here is a population of scores: 10, 9, 7, 7, 7, 6, 6, 5, 5, 5 A) What is the proportion of X = 9? B) What is the 90th percentile?
For a population with a mean equal to200and a standard deviation equal to 35, calculate the standard error of the mean for the following sample sizes. a) 15 b)50 c)85 Question content area bottom Part 1 a) The standard error of the mean for a sample size of 15 is (Round to two decimal places as needed.) Part 2 b) The standard error of the mean for a sample size of 50 is (Round to two decimal places as needed.) Part 3 c) The standard error of the mean for a sample size of 85 is
With a sample size of 400 and the poportion 0.5 what would be the probabillity that at least 200 people are happy? Round to 4 decimals.
Consider a sample with data values of 10, 45, 60, 85, 90. Compute the IQR. Select one: О а. 90 O b. 45 О с. 60 O d. 10 Ое. 85 O f. 40
Refer to the table of sample values in Section 8.2 Exercise 6 of the text.Find the values of the UCL and LCL used in the p chart for this data, and round your answers to 5 places after the decimal point.Hint: Make sure that you use the EXACT value of (p-bar) in your calculations. a. UCL = 0.69914LCL = -0.21164 b. UCL = 0.69955LCL = -0.21155 c. UCL = 0.69955LCL = 0 d. UCL = 0.69914LCL = 0

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