QUESTION 1The histogram of the grades on a calculus exam for a sample of 40 students is given below. The distibution of the grades is025020.15010.0560706090100Gradenegatively skewedpositively skewedsymmetric, bell-shapedsymmetric, not bell-shapedQUESTION 2Retale Frequency000

We have to find shape of given frequency distribution.

Answered: QUESTION 1 The histogram of the grades…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

See similar textbooks

Similar questions

QUESTION 13 Eighty hamsters were trained to run a maze. The frequency distribution below presents the number of trials it took each hamster to successfully complete the maze. # of Trials 1 2 3 5 6 7 10 Frequency 5 5 11 13 12 19 Make a histogram for this frequency distribution by hand and attach your file as a pdf, jpg, or png.
Question 15
Question 5 The mean height of an adult giraffe is 19 feet. Suppose that the distribution is normally distributed with standard deviation 0.8 feet. Let X be the height of a randomly selected adult giraffe. Round all answers to 4 decimal places where possible. a. What is the distribution of X? X N( b. What is the median giraffe height? ft. c. What is the Z-score for a giraffe that is 22 foot tall? d. What is the probability that a randomly selected giraffe will be shorter than 19.4 feet tall? e. What is the probability that a randomly selected giraffe will be between 18 and 18.8 feet tall? ft. f. The 85th percentile for the height of giraffes is Hint: Helpful videos: • Find a Probability [+] Finding a Value Given a Probability [+] Hint Question Help: Message instructor Submit Question
Question 2 The Z- scores of an accepted range of Pizza Pockets is between -1.10 and 0.51. If there are 250 000 pizza pockets made, how many of those Pizza Pockets will be rejected?
Question 7 Test scores were recorded for students in a statistics class. The scores for the first test had a standard deviation of 3.8 points. The scores from the second test had a standard deviation of 4.8 points. Choose the correct statement below. O The average test grade rose by 1 point. O The higher standard deviation of the second test indicates higher average scores on the second test than on the first test. O The scores of the second test were closer together than the first test. O The scores of the first test were closer together than the second test. O None of the above statements are true. 1 pts
Question 2 of 10 To estimate the mean height of female high school juniors, you take a random sample of 30 female students and get these results (in inches): 72, 51, 67, 68, 61, 69, 58, 56, 60, 56 66, 61, 60, 59, 59, 54, 58, 53, 68, 63 57, 62, 63, 64, 56, 62, 58, 67, 57, 70 If the o is 5.3, based on past research, and you want to construct a 97% confidence interval using (estimate) ± (margin of error)= (estimate) ± z* what's your value for z*? O A. 1.645 В. 2.17 О с. 1.96 D. 2.576 O E. 1.88
Question 10 The average and standard deviation of the weights of 350 Indian students are 55 kg and 3 kg respectively. And the average and standard deviation of weights of 450 German students are 60 kg and 4 kg respectively. a. Determine the combined mean weight of all those Indian and German students. b. Find the standard deviation of weight for the combined group of students.
Question 8 A survey found that women's heights are normally distributed with mean 64.2 inches and standard deviation 2.6 inches The survey also found that men's heights are normally distributed with mean 69.6 inches and standard deviation 3.4 inches Most of the live characters employed at an amusement park have height requirements of a minimum of 57 inches and a maximum of 64 inches 1. The percentage of men who meet the height requirement is _____ Circle which one is correct 2. Since most men (meet/do not meet) the height requirement, it is likely that most of the characters are (women/men) 3. The new height requirements are a minimum of______ inches and and maximum of _______inches
Question 10 3.1 Question: Which of the following commands calculates the median in Excel? =MEAN =MEDIAN =AVERAGE O =MIDDLE
Question 5 This Test: 40 pts udent Gradebook In each of the following, order the decimals from greatest to least. Next Question deo & Resource a. 24.688, 24.68784, 24.6879, 24.68798 b. -6.845, -6.8045, - 6.875, –6.84 prary atCrunch a. Order the decimals 24.688, 24.68784, 24.6879, and 24.68798 from greatest to least. udy Plan b. Order the decimals -6.845, -6.8045, -6.875, and -6.84 from greatest to least. ccessible Resources urchase Options Copyright 2021 Pearson Education Inc. All rights reserved. Terms of Use Priva Type here to search %23 近

Question 6 Find the sample proportion, p-hat. When 410 college students were surveyed,150 said they own their car. Find a point estimate for p (p-hat), the population proportion of students who own their cars. O 0.366 O 0.634 O 0.268 O 0.577
Question 1 Suppose the shaded area (which is 0.89) is to the left of the STS of a x test. Find the P-value for a: a. Left-tailed test: b. Right-tailed test: c. Two-tailed test: Submit Question MacBook Air

SEE MORE QUESTIONS

Recommended textbooks for you

MATLAB: An Introduction with Applications

Statistics

ISBN:

9781119256830

Author:

Amos Gilat

Publisher:

John Wiley & Sons Inc

Probability and Statistics for Engineering and th…

Statistics

ISBN:

9781305251809

Author:

Jay L. Devore

Publisher:

Cengage Learning

Statistics for The Behavioral Sciences (MindTap C…

Statistics

ISBN:

9781305504912

Author:

Frederick J Gravetter, Larry B. Wallnau

Publisher:

Cengage Learning

MATLAB: An Introduction with Applications

Statistics

ISBN:

9781119256830

Author:

Amos Gilat

Publisher:

John Wiley & Sons Inc

Probability and Statistics for Engineering and th…

Statistics

ISBN:

9781305251809

Author:

Jay L. Devore

Publisher:

Cengage Learning

Statistics for The Behavioral Sciences (MindTap C…

Statistics

ISBN:

9781305504912

Author:

Frederick J Gravetter, Larry B. Wallnau

Publisher:

Cengage Learning

Elementary Statistics: Picturing the World (7th E…

Statistics

ISBN:

9780134683416

Author:

Ron Larson, Betsy Farber

Publisher:

PEARSON

The Basic Practice of Statistics

Statistics

ISBN:

9781319042578

Author:

David S. Moore, William I. Notz, Michael A. Fligner

Publisher:

W. H. Freeman

Introduction to the Practice of Statistics

Statistics

ISBN:

9781319013387

Author:

David S. Moore, George P. McCabe, Bruce A. Craig

Publisher:

W. H. Freeman

SEE MORE TEXTBOOKS