Refer to the table summarizing service times (seconds) ofdinners at a fast food restaurant. How many individuals areTime (sec) Frequency60–1199included in the summary? Is it possible to identify the exactvalues of all of the original service times?120–17924180–23912240–299300–359...individuals are included in the summary.(Type a whole number.)Is it possible to identify the exact values of all of the original service times?A. Yes. The data values in each class are equal to the corresponding class midpoint.O B. No. The data values in each class could take on any value between the class limits, inclusive.C. No. The frequency distribution tells nothing about the data values that fall below the lowest class limit or above the highest class limit.O D. Yes. The data values in each class are spread evenly across the full length of the class.

Given the table summarizing service times (seconds) of dinners at a fast food restaurant. We have to…

Answered: Time (sec) Frequency D Refer to the…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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50,51,52
Hi, I just need hel with the second attached questions please. The first one is just a refference.
Use the ogive to approximate (a) the number in the sample, (b) the location of the greatest increase in frequency. (a) The approximate number in the sample is (b) Choose the correct location of the greatest increase in frequency below. Male Beagles 55- A. 19.5-20.5 pounds 50- B. 26.5-27.5 pounds 45- 40- ОС. 22.5-23.5 pounds 35- 30- D. 32.5-33.5 pounds 25- 20- 15- 10- 5- 18.5 21.5 24.5 27.5 30.5 33.5 Weight (in pounds) Cumulative frequency
ch12-15. If there are 46 data points in a set of data, what is the number of degrees of freedom? (Enter an exact number as an integer, fraction, or decimal.)
6. What’s the blank
I want to solve the blanks and also the codes to write them in R studio Course name: probability and statistics for information technology
Twenty members of a health club who jog were asked how many miles they jog per week. The responses are to the right. Construct a stem-and-leaf display. For single digit data, use a stem of 0. Complete the stem-and-leaf display. |0 |1 2 3 4 (Use ascending order.) ... 114 120 13 2 25 31 16 27 44 15 23 35 8 13 19 7 20 18 18 17 D
How to find the average of the year? For example, what is the average year of the following: 2009, 1997, 2015, 2015, 2012, 2015, 2015, 2011, 2013, and 2013?
A certain affects virus 0.8% of the population. A test used to detect the virus in a person is positive 88% of the time if the person has the virus (true positive) and 13% of the time if the person does not have the virus (false postive). Fill out the remainder of the following table and use it to answer the two questions below. (enter answer with no commas, i.e. as 1000 not 1,000.) Infected Not Infected Total Positive Test [a] [b] [c] Negative Test [d] [e] [f] Total 800 99,200 100,000 i) Find the probability that a person has the virus given that they have tested positive. (Round your answer to the nearest tenth of a percent and do not include a percent sign.)[g]_______ % ii) Find the probability that a person does not have the virus given that they test negative. (Round your answer to the nearest tenth of a percent and do not include a percent sign.)[h]________ %
Determine the original set of data. 1014 2144 7 9 3 35557 9 40 1 Legend: 1|0 represents 10 The original set of data is (Use a comma to separate answers as needed. Use ascending order.)
The numbers of students in the 10 schools in a district are given below. (Note that these are already ordered from least to greatest.) 204, 250, 255, 262, 274, 311, 369, 381, 389, 415 Send data to calculator Suppose that the number 204 from this list changes to 304. Answer the following. (a) What happens to the mean? It decreases by U O It increases by O It stays the same. (b) What happens to the median? O It decreases by O It increases by O It stays the same.
If Study determines the difference an average salaries are so population of people with blue eyes and people with brown eyes is not significant than a population of blue are people in brown and people are ______ different salaries.

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