An experiment was conducted to determine whether giving candy to dining parties resulted in greater tips. The mean tip percentages and standard deviations are given in the accompanying table along with the sample sizes. Assume that the two samples are independent simple random samples selected from normally distributed populations, and do not assume that the population standard deviations are enual. Complete narts (a) and (h) 1.39 No candy Two candies H2 H1 33 18.13 33 20.78 2.45 The test statistic, t, is -5.40. (Kound to two decimal places as needed.) The P-value is (Round to three decimal places as needed.)
An experiment was conducted to determine whether giving candy to dining parties resulted in greater tips. The mean tip percentages and standard deviations are given in the accompanying table along with the sample sizes. Assume that the two samples are independent simple random samples selected from normally distributed populations, and do not assume that the population standard deviations are enual. Complete narts (a) and (h) 1.39 No candy Two candies H2 H1 33 18.13 33 20.78 2.45 The test statistic, t, is -5.40. (Kound to two decimal places as needed.) The P-value is (Round to three decimal places as needed.)
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
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