What is the t critical value when n = 17 and C = 95%? 2.145 b. 2.120 O c. 2.110 Od. 2.131 What is the z critical value when C = 95%? Oa. 2.575 Ob. 1.96 O c. 1.645 O d. 1.65 What is the 95% confidence interval for the mean number of hours spent by senior high school students using Google services per day? A sample of 20 produced a mean of 10 hours and a standard deviation of 3 hours. O a. 8.60 to 11.40 O b. 8.56 to 11.44 O c. 8.59 to 11.40 Od. 8.60 to 11.39
What is the t critical value when n = 17 and C = 95%? 2.145 b. 2.120 O c. 2.110 Od. 2.131 What is the z critical value when C = 95%? Oa. 2.575 Ob. 1.96 O c. 1.645 O d. 1.65 What is the 95% confidence interval for the mean number of hours spent by senior high school students using Google services per day? A sample of 20 produced a mean of 10 hours and a standard deviation of 3 hours. O a. 8.60 to 11.40 O b. 8.56 to 11.44 O c. 8.59 to 11.40 Od. 8.60 to 11.39
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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Please answer the 3 questions only tysmmmm
![What is the t critical value when n = 17 and C = 95%?
2.145
O b. 2.120
O c. 2110
d.
2.131
What is the z critical value when C 95%?
2.575
O b. 1.96
O c. 1.645
O d. 1.65
What is the 95% confidence interval for the mean number of hours spent by senior high school students using
Google services per day? A sample of 20 produced a mean of 10 hours and a standard deviation of 3 hours.
O .
8.60 to 11.40
O b. 8.56 to 11.44
O c. 8.59 to 11.40
d.
8.60 to 11.39](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F816c7d8f-a934-4292-9851-9ef73d34e210%2Fa118ea56-f839-4058-a4ee-77714720aac4%2F5f0rpu_processed.jpeg&w=3840&q=75)
Transcribed Image Text:What is the t critical value when n = 17 and C = 95%?
2.145
O b. 2.120
O c. 2110
d.
2.131
What is the z critical value when C 95%?
2.575
O b. 1.96
O c. 1.645
O d. 1.65
What is the 95% confidence interval for the mean number of hours spent by senior high school students using
Google services per day? A sample of 20 produced a mean of 10 hours and a standard deviation of 3 hours.
O .
8.60 to 11.40
O b. 8.56 to 11.44
O c. 8.59 to 11.40
d.
8.60 to 11.39
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