Use the Empirical Rule to answer the questionsbelow:The distribution of weights for newborn babies isapproximately normally distributed with a meanof 7.4 pounds and a standard deviation of 0.6pounds.1. What percent of newborn babies weigh morethan 8 pounds?%2. The middle 95% of newborn babies weighbetweenandpounds.3. What percent of newborn babies weigh lessthan 6.2 pounds?%4. Approximately 50% of newborn babies weighmore thanpounds.5. What percent of newborn babies weighbetween 6.8 and 9.2 pounds?%

Answered: Image /qna-images/answer/30c997d7-3150-42a3-ba33-24a2e181c74a.jpg

Answered: Use the Empirical Rule to answer the…

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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Americans love ice cream .The annual per capita consumption of ice cream ,in pounds ,in the united states can be approximately by a normal distribution with mean 16.5 lbs and standard deviation 2.5 lbs write three statements about the distribution using the empirical rule
Given that the mean weight of senior high school students is 65kg with a standard deviation of 10kg. How many percent of students have a weight between 60 kg to 70 kg? O a. 0% O b. 38.30% C. 19.15% d. 50%
A primary measure of dispersion for sample data is the sample standard deviation, s. Choose the best option to explain what the meaning of the sample standard deviation is, in general. A. The distance between one observation and the mean. B. The average distance of an observation from the middle of the distribution. C. The average distance between observations in the sample. D. The distance between the third and first quartiles.
The distribution of weights for newborn babies is approximately normally distributed with a mean of 7.6 pounds and a standard deviation of 0.8 pounds. Use the Empirical Rule to complete the statements below. 1. What percent of newborn babies weigh more than 8.4 pounds? % 2. The middle 95% of newborn babies weigh between and pounds. 3. What percent of newborn babies weigh less than 6 pounds? % 4. Approximately 50% of newborn babies weigh more than pounds. 5. What percent of newborn babies weigh between 6.8 and 10 pounds? %
I need help answering parts 4 and 5
Which is the largest with regard to the following data set: the range or the standard deviation? 11 11 12 12 12 12 13 15 17 22 22 22 Standard Deviation Range
Instructor-created question Question Help A study of 420,051 cell phone users found that 132 of them developed cancer of the brain or nervous system. Complete parts (a) and (b). a. Use the sample data to construct a 90% confidence interval estimate of the percentage of cell phone uners who develop cancer of the brain or nervous system. (Round to three decimal places as needed.) b. Prior to this study of cell phone use, the rate of such cancer was found to be 0.0247% tor those not using cell phones Do cell phone users appear to have a rate of cancer of the brain or nervous system that is different from the rate of such cancer among those not using cell phones? Why or why not? OA. No, because 0.0247% is included in the confidence interval OB. Yes, because 0.0247% is included in the confidence interval OC. No, because 0 0247% is not included in the confidence interval. OD. Yes, because 0.0247% is not included in the confidence interval nts
Textbook example
The identification code on a bank card consists of 1 digit followed by 2 letters. The code must meet the following conditions: The digit must be odd. The letters A, E, I, O, and U cannot be used. Letters cannot be used more than once. What is the probability that someone guesses the identification code correctly?
The incomes of trainees at a local mill are normally distributed with a mean of $1,100 and a standard deviation of $150. What percentage of trainees earn more than $1,300 a month? Group of answer choices 9.18% 40.82% 90.82% 35.31%

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