B. Determine whether the numerical value is a parameter or statistic.1. If I survey all the girls in a particular school and find that 10 percent of the girls haveblue eyes. for the population of girls in that school, 10 percent blue eyes is the2. If a survey of 400 15-year-old boys in a city finds that their average height is 5 feet 4inches, that figure is a3. A researcher weighs everyone in a sample of 30 laboratory rats and calculates theaverage weight for the group. The average weight is the

The measured value (i.e., the various numerical values in this case), that defines the…

Answered: B. Determine whether the numerical…

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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A popular theory is that presidential candidates have an advantage if they are taller than their main opponents. Listed are heights (in centimeters) of randomly selected presidents along with the heights of their main opponents. Height cm of president 182 177 180 177 198 181 Height cm of main opponent 169 172 166 184 184 179 a.Identify the test statistic.t=? b. Identify the p value?
The table (attached image) gives measurements of length and weight for a sample of 20 low birth weight infants. 1. Describe in simple, concise, and short words what you see in the histogram of the weight measurements (attached image)
1. The lower quartile is equal to what? A. 50th percentile B. 25th percentile C. 2nd decile D. 3rd quartile 2. In the set of scores 14, 17, 10, 22, 19, 24, 8, 12, and 19, which of the following is the median score? A. 17 B. 15 C. 16 D. 13 3. percentile? Which of the following is equivalent to the 50th A. 5th decile B. 2nd quartile C. mean score D. all of the above For items 4 to 6, consider the score distribution of 15 students given below: 83 72 87 79 82 77 80 73 86 What is the median score? 81 79 82 79 74 74 4. A. 80 B. 82 C. 73 D. 79 5. Which of the following is the lower quartile? A. 72 B. 74 C. 79 D. 86 6. What is the value of the second decile? A. 72 B. 74 C. 83 D. 85 For items 7 to 10, consider the scores 70 Grade 10 students in Mathematics Test. Less than Cumulative Scores Lower Boundaries Frequency Frequency 95-99 3 94.5 70 90-94 6 89.5 67 85-89 2 84.5 61 80-84 7 79.5 59 75-79 9 74.5 52 70-74 11 69.5 43 65-69 12 64.5 32 6 60-64 59.5 20 55-59 5 54.5 14 3 50-54 49.5 9 4 44.5 6…
Use the provided histogram to answer questions about the number of births for each age group. 1. How many births occurs among women over the age of 40? 2. What percentage of births occurred among women between the ages of 38 and 40?
Suppose a survey conducted in 2012 asked a group of adults from a certain country whether they drink seltzer water. Of the 3,062 people who responded, 22.8% said they drink seltzer water. Complete parts a through d. a. Identify the sample. What is the sample? A. The group of adults in the particular country who did not respond to the survey B. The 22.8% who reported they drink seltzer water C. The 3,062 people who responded D. All adults in the particular country b. Identify the population. What is the population? A. All of the adults in the world B. The 22.8% of respondents in the survey who reported they drink seltzer water C. All of the adults in the particular country D. The 3,062 people who responded to the survey
You asked ten of your classmates about their weight. On the basis of this information, you stated that the average weight of all students in your university or college is 142.6 pounds. This is an example of: O a. descriptive statistics. O b. parameter. O c. inferential statistics. O d. population. NEXT PAGE US PAGE 888 FA 44 esc # %2$ % & 3 4 5 6 8 9 W E R T. U 不じ A S F 1. C V command Vy エ K.
C. -2.3418 O d. None of the answers is correct O e. -2,3568 QUESTION 12 The Global Business Travel Association (GBTA) reported the domestic airfare for business travel for the current year and the previous year. Below is a sample of 6 flights with their domestic airfares (in $) shown for both years. Suppose GBTA wished to see if the average airfare for the current year is greater than the average airfare for the previous year at a=.025. Current 333 733 534 430 233 638 Previous 321 725 530 433 223 627 For the hypothesis stated above, what is the P-value? O a. 01 < P-value <.025 Ob. .001 < P-value <.005 O c. 95 < P-value < .975 O d. None of the answers is correct O e. .025 < P-value < .05 QUESTION 13 Save All Answer Click Save and Submit to save and submit. Click Save All Answers to save all answers. MacBook Pro DD F9
Please Answert the questions in the photo. Thank You!
A sample of consumers were asked which brand of instant coffee they prefer. The results regarding the popularity of the coffees are given in the following table. BRAND OF COFFEE NUMBER OF CONSUMERS Nescafe 20 Jacobs 15 Douwe Egberts 15 TOTAL 50 Draw a bar chart to graphically illustrate the results given in the table...
A congressperson wants to come up with a single value to describe the prices of homes in their district. However, their district consists of a few homes that are extremely expensive compared to the others. Which descriptive statistic should they use? a. Range b. Mode c. Median d. Mean
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