Calculus and Above

Related Calculus and Above Questions
A teacher informs her organic chemistry class (of 500+
A teacher informs her organic chemistry class (of 500+ students) that a test was very difficult, but the grades would be curved. Scores on the test were normally distributed with a mean of 43.6 and a … read more
Scott
Master's Degree
18,704 satisfied customers
The scores on an exam are normally distributed with a mean
The scores on an exam are normally distributed with a mean of 62 and a standard deviation of 11. If the bottom 5% of students will fail the course, what is the lowest mark that a student can have and … read more
Kofi
PhD in Statistics
Ph.D.
7,955 satisfied customers
1. The average length of time a customer waits in line at
1. The average length of time a customer waits in line at Dunkin Donuts is said to be 5minutes with a standard deviation of 3 minutes. 49 customers are sampled and askedtheir wait times.a. Is it appro… read more
Sandhya_sharma
Master's Degree
Master's Degree
18,287 satisfied customers
The scores on a psychology exam were normally distributed
The scores on a psychology exam were normally distributed with a mean of 59 and a standard deviation of 7 A failing grade on the exam was anything 2 or more standard deviations below the mean. What wa… read more
Kofi
PhD in Statistics
Ph.D.
7,955 satisfied customers
STATISTICS PROBLEM The time college students spend watching
STATISTICS PROBLEM The time college students spend watching YouTube videos each day is normally distributed with a mean of 68 minutes and a standard deviation of 24 minutes.What is the probability tha… read more
Sandhya_sharma
Master's Degree
Master's Degree
18,287 satisfied customers
Suppose the heights of 18-year-old men are approximately
Suppose the heights of 18-year-old men are approximately normally distributed, with mean 69 inches and standard deviation 1 inches. (a) What is the probability that an 18-year-old man selected at rand… read more
Keith Pelletier
Master's Degree
377 satisfied customers
The sample space for tossing 3 coins consists of how many
The sample space for tossing 3 coins consists of how many outcomes?a. 8 b. 6 c. 4 d. 2 e. It cannot be determined… read more
Sandhya_sharma
Master's Degree
Master's Degree
18,287 satisfied customers
1. When 3 marbles are drawn from a bag without replacement.
1. When 3 marbles are drawn from a bag without replacement. There are 5 purple, 6 green, 2 blue and 4 white marbles in the bag. Find the probability of getting.a) All green marbles. b) A purple, then … read more
Kofi
PhD in Statistics
Ph.D.
7,955 satisfied customers
1. Find the indicated z score. The graph depicts the
1. Find the indicated z score. The graph depicts the standard normal distribution with mean 0 and standard deviation 1. The indicated z score is? (Round to two decimal places as needed.) 2. Assume tha… read more
GLENN GILONGOS
Master of Mathematics
637 satisfied customers
ATTENTION RYAN:STASTIC HOMEWORK1. The amount of Jen's
Attachment: 2015-05-12_195353_exam_4_stastic.docx ATTENTION RYAN: STASTIC HOMEWORK 1. The amount of Jen's monthly electric bill is normally distributed with a mean of \$160 and a standard deviation of … read more
Ryan
Bachelor's Degree
4,665 satisfied customers
Problem 7.14 The distribution of grades in an introductory
Problem 7.14 The distribution of grades in an introductory finance class is normally distributed, with an expected grade of 68. If the standard deviation of grades is 15, in what range would you expec… read more
Mr. Gregory White
Master's Degree
114 satisfied customers
For the problems that require a written response, please use
For the problems that require a written response, please use proper English and complete sentences. Your definitions and explanations should be explicit and meaningful from a statistical viewpoint. Wh… read more
Ray Atkinson
Bachelor's Degree
1,687 satisfied customers
(3) An analyst processes one item every 30 minutes, so 16 items
(3) An analyst processes one item every 30 minutes, so 16 items are completed in her first day of work. Her manager checks her work by randomly selecting an hour of the day, then reviewing all the ite… read more
JACUSTOMER-yrynbdjl-
Master's Degree
42 satisfied customers
1) Given a level of confidence of 95% and a population standard
1) Given a level of confidence of 95% and a population standard deviation of 7, answer the following: (A) What other information is necessary to find the sample size (n)? (B) Find the Maximum Error of… read more
Sandhya_sharma
Master's Degree
Master's Degree
18,287 satisfied customers
Subject: Quantitative approach to business decision-I need
Subject: Quantitative approach to business decision-I need assistances with 25 questions (multiple choice or true/false). 2.5 hours to complete.… read more
Stevewh
Teacher
Bachelor's Degree
6,427 satisfied customers
1. Consider a population with mean μ = 77.6 and(Standard Deviation)
1. Consider a population with mean μ = 77.6 and(Standard Deviation) σ = 5.63. (A) Calculate the z-score for x̅ = 76.1 from a sample of size 52. (B) Could this z-score be used in calculating probabilit… read more
Math-John
30 satisfied customers
To susan athena 1) an incoming freshman took her schools placement
To susan athena 1) an incoming freshman took her schools placement exams in french and mathematics. in french, she scored 82 and in math she scored 86. the overall result on the french exam had a mean… read more
SusanAthena
Master's Degree
Master's Degree
102 satisfied customers
1.Assume that the weight loss for the first month of a diet
1.Assume that the weight loss for the first month of a diet program varies between 6 pounds and 12 pounds, and is spread evenly over the range of possibilities, so that there is a uniform distribution… read more
SusanAthena
Master's Degree
Master's Degree
102 satisfied customers
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Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. Posts are for general information, are not intended to substitute for informed professional advice (medical, legal, veterinary, financial, etc.), or to establish a professional-client relationship. The site and services are provided "as is" with no warranty or representations by JustAnswer regarding the qualifications of Experts. To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles. JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals.

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