(a) What kind of test should be used? A. One-Tailed B. Two-Tailed OC. It does not matter. (b) The test statistic is (c) The P-value is (rounded to 2 decimals). (d) Is there sufficient evidence to support the claim that people do better than 75 on this exam? A. Yes OB. No (e) Construct a 95% confidence interval for the mean score for students using the new text.
(a) What kind of test should be used? A. One-Tailed B. Two-Tailed OC. It does not matter. (b) The test statistic is (c) The P-value is (rounded to 2 decimals). (d) Is there sufficient evidence to support the claim that people do better than 75 on this exam? A. Yes OB. No (e) Construct a 95% confidence interval for the mean score for students using the new text.
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.3: Measures Of Spread
Problem 11PPS
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