EspañolBlue Hill and Arroyo Seco are schools in different states. Laura is a student at Blue Hill and is 58 inches tall. Lisa is a studentat Arroyo Seco and is 62 inches tall.The heights of students at Blue Hill have a population mean of 53.4 inches and a standard deviation of 2.2 inches. Theheights of students at Arroyo Seco have a population mean of 49.5 inches with a standard deviation of 3.4 inches. For eachschool, the distribution of the heights of students is clearly bell-shaped.(a) Find the z-scores of Laura's height as a student at Blue Hill and Lisa's height as astudent at Arroyo Seco. Round your answers to two decimal places.z-score of Laura's height:z-score of Lisa's height:(b) Relative to her population, which student is shorter?Choose the best answer based on the z-scores of the two heights.laO LauraO LisaO It is unclear which student is shorter relative to her populationckⒸ2022 McGraw Hill LX1. Terms of Use | Privacy Center | Accessibility3XsolCCF3

X=Laura's Y= Lisa's (b) Z score of Laura's height < Z score of Lisa's height Lauras is the correct choice.

Answered: lue Hill and Arroyo Seco are schools in…

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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the mean (and standard deviation) snowfalss for two cities are noted below. Ottawa : Mean=98 inches per year, s=25 inches Bostone: mean= 44 inches per year, s=17 inches In 2018, ottawa recieve 119 inches of snowfall, while boston recored 62 inches. What city had a worse winter in 2018 relative to its average?
According to the U.S. Census, the average adult woman is the United States is 65 inches tall and the standard deviation is 3 inches. If Zsike is 67 inches tall, what is her z-score?
According to a health foundation survey from 2018 and 2016, the average annual premiums for employer-sponsored health insurance for family coverage was $16,834 in 2018 and $15,745 in 2016. Suppose the survey for 2018, was based on 250 employees who had employer-sponsored health insurance and the survey for 2016 was based on 200 employees who had employer-sponsored health insurance. Assume the population standard deviation for 2018 and 2016 were $2160 and $1990; respectively. Find a 97% confidence interval for the mean difference. (Round your answer to 1 decimal place.)Lower limit = Upper limit =
In the 1992 presidential election, Alaska's 40 election districts averaged 1980 votes per district for President Clinton. The standard deviation was 573. (There are only 40 election districts in Alaska.) The distribution of the votes per district for President Clinton was bell-shaped. Let X = number of votes for President Clinton for an election district. (Source: The World Almanac and Book of Facts) Round all answers except part e. to 4 decimal places.PLEASE ANSWER C, D AND E AND ROUND TO THE 4 DECIMALc. Find the probability that a randomly selected district had fewer than 2062 votes for President Clinton. d. Find the probability that a randomly selected district had between 2052 and 2347 votes for President Clinton. e. Find the first quartile for votes for President Clinton. Round your answer to the nearest whole number.
Español Valley College and Elm College are two local colleges. For each college, the distribution of the ages of faculty members is clearly bell-shaped. The ages of faculty members at Valley College have a population mean of 51 years and a standard deviation of 6.3 years. The ages of faculty members at Elm College have a population mean of 56 years and a standard deviation of 4.2 years. Maria is 67 years old and a faculty member at Valley College. Salma is 40 years old and a faculty member at Elm College. (a) Find the z-scores of Maria's age as a faculty member at Valley College and Salma's age as a faculty member at Elm College. Round your answers to two decimal places. z-score of Maria's age: z-score of Salma's age: (b) Relative to her population, who is the older faculty member? Choose the best answer based on the z-scores of the two ages. O Maria O Salma O It is unclear who is the older faculty member relative to her population Explanation 2022 Mc X Terms of Use | Privacy Center |…
A standardized test has a pop. mean of 152 and a standard deviation of 16. Jenny has a score of 143. What is her z score and what percentage of students scored lower than her?
An agronomist measured the height of 134 canola plants. The mean height was 214 cm and the standard deviation was 16 cm. Calculate the standard error of the mean.
The mean height of Americans in 1776 was 67 inches with a standard deviation of 3 inches. George Washington is believed to have been 6 ft 2 inches tall, or 74 inches. Between what two heights (in inches) do 68% of the heights fall? a.61 to 70 b.61 to 73 c.64 to 70
Please answer B, C, & D.
The mean or average number of days for someone age 12 and older in the US to smoke weed (if they smoke it at all) is 117.72 days per year. The standard deviation is 131.60. What was the NORMAL number of days per year to smoke weed?
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Mario's weekly poker winnings have a mean of $353 and a standard deviation of $67. Last week he won $185. How many standard deviations from the mean is that?

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