Question 1 Suppose a waitress keeps track of her tips, as a percentage of the bill, for a random sample of 60 tables. Suppose that, unknown to the waitress, her population mean tip percentage is 14%, with a standard deviation of 3%. c. Describe the sampling distribution of her sample mean tip percentage. Round to 3 decimal places, when necessary. The sampling distribution has a mean of ___% and a standard deviation of ___% Answer for blank # 1: 14 Answer for blank # 2: 0.387 d. Between what two values is there a 68% chance that her sample mean tip percentage will fall? Enter your answers in increasing order, rounded to two decimal places. There is a 68% chance that her sample mean tip percentage will fall between ___% and ___% Answer for blank # 1: Answer for blank # 2
Question 1 Suppose a waitress keeps track of her tips, as a percentage of the bill, for a random sample of 60 tables. Suppose that, unknown to the waitress, her population mean tip percentage is 14%, with a standard deviation of 3%. c. Describe the sampling distribution of her sample mean tip percentage. Round to 3 decimal places, when necessary. The sampling distribution has a mean of ___% and a standard deviation of ___% Answer for blank # 1: 14 Answer for blank # 2: 0.387 d. Between what two values is there a 68% chance that her sample mean tip percentage will fall? Enter your answers in increasing order, rounded to two decimal places. There is a 68% chance that her sample mean tip percentage will fall between ___% and ___% Answer for blank # 1: Answer for blank # 2
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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Question 1
Suppose a waitress keeps track of her tips, as a percentage of the bill, for a random sample of 60 tables.
Suppose that, unknown to the waitress, her population
c. Describe the sampling distribution of her sample mean tip percentage. Round to 3 decimal places, when necessary.
The sampling distribution has a mean of ___% and a standard deviation of ___%
Answer for blank # 1: | 14 | |
Answer for blank # 2: | 0.387 |
d. Between what two values is there a 68% chance that her sample mean tip percentage will fall? Enter your answers in increasing order, rounded to two decimal places.
There is a 68% chance that her sample mean tip percentage will fall between ___% and ___%
Answer for blank # 1: | ||
Answer for blank # 2 |
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