**Station 5:**The weights of bags of flour are normally distributed. The mean of the weights is 5.0 lb with a standard deviation of 0.2 lb.1. About what percent of bags of flour weigh less than 4.8 lb?2. In a group of 75 bags, how many would you expect to weigh more than 5.4 lb?3. In a group of 325 bags, how many would you expect to be between 4.4 lb and 5.2 lb?© Sarah's School of Math 2015

To find: a) Percentage of bags of flour weigh less than 4.8lb b) In a group of 75 bags, how many…

The weights of bags of flour are normally distributed. The mean of the weights is 5.0 lb with a standard deviation of 0.2 lb. About what percent of bags of flour weigh less than 4.8 lb? a. b. In a group of 75 bags, how many would you expect to weigh more than 5.4 lb?

The weights of bags of flour are normally distributed. The mean of the weights is 5.0 lb with a standard deviation of 0.2 lb. About what percent of bags of flour weigh less than 4.8 lb? a. b. In a group of 75 bags, how many would you expect to weigh more than 5.4 lb?

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...

See similar textbooks

Related questions

Q: Levels of a certain enzyme in the blood have a mean value of 27.0 mg/mL and a standard deviation of…

Q: The average thickness of books on a library shelf is 8.3 centimeters. The standered deviation is .6…

A: The mean is 8.3 centimeters and standard deviation is 0.6 centimeters. The books are undersized…

Q: Find the mean of the data summarized in the given frequency distribution. Compare the computed mean…

A: mean = x̅ =Σf*M/Σf

Q: You throw a ball as far as you can 5 times, recording the distance for each throw: 165 feet, 184…

A: since only 5 observation is given we will consider them as sample (n = 5)and population (N = 100)…

Q: A set of data is normally distributed with a mean value of 229 and a standard deviation of 9.2. What…

A: Suppose the variable of interest is x.The random variable x follows normal distribution with mean…

Q: Calculate the sample standard deviation for this data set: 65, 48, 70. The formula for the sample…

Q: In my homework assignment, I have a concern about standard deviation do I have to round it to two…

A: Rounding-off must always be done as per the instruction in the question. In the absence of an…

Q: The variance measures deviation around the: A. sum of squares B. median C. mode D. mean E. standard…

A: The variance measures deviation around the mean. Option (D) is correct Explanation: Variance…

Q: In the equation for computing the standard deviation, n represents what? a. the average b. the mean…

A: Given that Formula for standard deviations Sd=√{∑(x- x̄)/n}

Q: The scores on the Wechsler Adult Intelligence Scale are approximately Normal, with = 100 and = 11.…

A: The scores on the Wechsler Adult Intelligence Scale are approximately Normal

Q: A police radar gun is used to measure the speeds of cars on a highway. The speeds of cars are…

Q: Use the frequency distribution to construct a histogram. Does the histogram appear to depict data…

A: Use the frequency distribution to construct a histogram. Weight (g) Frequency 6.000-6.049 3…

Q: The mean weight of a class of 35 students is 45 kg. If the weight of the teacher be included, the…

A: Given, The mean weight of a class of 35 students is 45 kg.

Q: Test Score Frequency 90 80 4 70 60 6 50 3

Q: The distribution of heights of adult men is approximately normal with mean 69 inches and standard…

A: the mean the standard deviation

Q: Q.Discuss coefficient of mean deviation

A: Coefficient of mean deviation is defined as deviation of data values from mean.

Q: We know that IQ scores are normally distributed with a mean of 100 and a standard deviation of 15.…

Q: A statistics professor surveys all 100 of the students in an introductory statistics lecture. The…

A: In this context, it that the professor conducts the survey on all 100 students in an introductory…

Q: In a Science test, the mean is 46 and the standard deviation is 4. Assuming the scores are normally…

Q: Based upon past flight data, the average weight of checked baggage was 44.5 pounds with a standard…

A: Given that X~N( μ = 44.5 , ? = 3.6 ) μ = 44.5 , ? = 3.6 , n = 400 Z-score =( x - μ )/?

Q: A forest ranger has data on the heights of a large growth of young pine trees. The mean height is…

Q: The instructor takes a random sample of size from the population data and obtains the following…

A: We have given that, The data set is, 405, 385, 495, 385, 555, 470 Then, We will find the sample…

Q: Find the standard deviation (rounded to the nearest unit) for the data indicated. Test Score…

A: Solution: x(1) Frequency (f)(2) f⋅x(3)=(2)×(1) f⋅x2=(f⋅x)×(x)(4)=(3)×(1) 50 3 150 7500 60 6…

Concept explainers

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.

Question

100%

**Station 5:**

The weights of bags of flour are normally distributed. The mean of the weights is 5.0 lb with a standard deviation of 0.2 lb.

1. About what percent of bags of flour weigh less than 4.8 lb?

2. In a group of 75 bags, how many would you expect to weigh more than 5.4 lb?

3. In a group of 325 bags, how many would you expect to be between 4.4 lb and 5.2 lb?

© Sarah's School of Math 2015

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Introduction

Step 2

Step 3

Step 4

Conclusion

Trending now

This is a popular solution!

Step by step

Solved in 5 steps with 4 images

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

$Point Estimation, Limit Theorems, Approximations, and Bounds$

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, probability and related others by exploring similar questions and additional content below.