The weight distribution of parcels sent in a certain manner is normal with mean value 16 Ib and standard deviation 3.4 lb. The parcel service wishes to establish a weightvalue c beyond which there will be a surcharge.n USE SALTWhat value of c is such that 99% of all parcels are at least 1 lb under the surcharge weight? (Round your answer to four decimal places.)C =Ib

Answered: The weight distribution of parcels sent…

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

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The temperature reading from a thermocouple placed in a constant-temperature medium is normally distributed with mean μ, the actual temperature of the medium, and standard deviation o. USE SALT What would the value of o have to be to ensure that 95% of all readings are within 0.2° of μ? (Round your answer to four decimal places.) 0 = You may need to use the appropriate table in the Appendix of Tables to answer this question. Need Help? Read It
Heights for group of people normally distributed with mean = 63 inches and standard deviation 2.9 inches. ЛUSE SALT Find the height, h such that about 20% of people in the group are shorter than that height. (Round the answer to the nearest tenth.) h = ✓ in. What is the percentile, p ranking for that height? p = × %
The amount of trash generated by US households (in lbs per day) is normally distributed. You take a sample of 10 people. The sample average is xbar=10.91 lbs, and the sample standard deviation is s=4.736. What is the 99% Conf. Int. for the mean? Group of answer choices a. 6.04 to 15.78 b. 8.33 to 13.49 c. 8.09 to 13.73 d. 7.74 to 14.08
You want to obtain a sample to estimate a population mean. Based on previous evidence, you believe the population standard deviation is approximately g=7. You would like to be 95% confident that your estimate is within 1 unit of the population mean. How large of a sample size is required? A.n = 918 B.n = 133 C.n = 313 D.n = 189
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00 T R AWM Z. Use the standard normal table to find the z-score that corresponds to the given percentile. If the area is not in the table, use the entry closest to the area. If the area is halfway between two entries, use the z-score halfway between the corresponding z-scores. If convenient, use technology to find the z-score. P72 Cliak to viouno The z-score that corresponds to P72 is (Round to two decimal places as needed.) Enter your answer in the answer box. ?. ll Jeffrey Jones 61 Lea V Stop Video Participants Chat Share Screen Record Reactions Unmute Type here to search 近。 PrtScn Home (口 F1 F2 F3 F4 F5 23 2$ 5. 9- 4. A. B.
che number of assignments to excuse from om the past semester that the number of m d deviation of 4.8 assignments. How many
The discharge of suspended solids from a phosphate mine is normally distributed, with a mean daily discharge of 27 milligrams per liter (mg/l) and a standard deviation of 14 mg/l. On what proportion of days will the daily discharge exceed 60 mg/l? (Round your answer to four decimal places.) X USE SALT
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