Use a t-distribution to find a confidence interval for the difference in means µa = H| – H2 using the relevant sample results from paired data. Assume the results come from random samples from populations that are approximately normally distributed, and that differences are computed using d = x1 – x2. A 90% confidence interval for u using the paired difference sample results īa = 550.4, Sa = 141.7,nd = 100. Give the best estimate for uj, the margin of error, and the confidence interval. Enter the exact answer for the best estimate, and round your answers for the margin of error and the confidence interval to two decimal places.

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
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ISBN:9780079039897
Author:Carter
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Chapter10: Statistics
Section10.3: Measures Of Spread
Problem 1GP
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Use a t-distribution to find a confidence interval for the difference in means µa = H| - H2
using the relevant sample results from paired data. Assume the results come from random
samples from populations that are approximately normally distributed, and that differences
are computed using d = x1 – x2.
A 90% confidence interval for u, using the paired difference sample results īd = 550.4,
Sa = 141.7, ng = 100.
Give the best estimate for u1, the margin of error, and the confidence interval.
Enter the exact answer for the best estimate, and round your answers for the margin of error
and the confidence interval to two decimal places.
Best estimate =
i 550.4
Margin of error =
i
The 90% confidence interval is
i
Transcribed Image Text:Use a t-distribution to find a confidence interval for the difference in means µa = H| - H2 using the relevant sample results from paired data. Assume the results come from random samples from populations that are approximately normally distributed, and that differences are computed using d = x1 – x2. A 90% confidence interval for u, using the paired difference sample results īd = 550.4, Sa = 141.7, ng = 100. Give the best estimate for u1, the margin of error, and the confidence interval. Enter the exact answer for the best estimate, and round your answers for the margin of error and the confidence interval to two decimal places. Best estimate = i 550.4 Margin of error = i The 90% confidence interval is i
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