Calculus and Above

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In a recent study on world​ happiness, participants were
In a recent study on world​ happiness, participants were asked to evaluate their current lives on a scale from 0 to​ 10, where 0 represents the worst possible life and 10 represents the best possible … read more
Tom Piscaer
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Assume the blood pressure readings are normally distributed
Second opinion] Assume the blood pressure readings are normally distributed with a mean of 120 and a standard deviation of 8. If 144 people are randomly selected, find the probability that the sample … read more
Kimberley Wright
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Assume the blood pressure readings are normally distributed
Assume the blood pressure readings are normally distributed with a mean of 120 and a standard deviation of 8. If 144 people are randomly selected, find the probability that the sample mean blood press… read more
akch2002
Master's Degree
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3. The average person uses 130 Gallons of water daily. If
3. The average person uses 130 Gallons of water daily. If the standard deviation is 30 gallons, find the probability that the mean of randomly selected sample of 25 people will be between 110 and 120 … read more
Sandhya_sharma
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This is my homework use the normal distribution of SAT
this is my homework use the normal distribution of SAT critical reading scores for which the mean is 504 and the standard deviation is 11. assume the variable x is normally distributed what percent of… read more
GLENN GILONGOS
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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
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Question 1 of 20 5.0 Points The lifetimes of light bulbs of
Question 1 of 20 5.0 Points The lifetimes of light bulbs of a particular type are normally distributed with a mean of 270 hours and a standard deviation of 11 hours. What percentage of the bulbs has l… read more
Ryan
Bachelor's Degree
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1.Medelian genetics. When Mendel conducted his famous genetic
1.Medelian genetics. When Mendel conducted his famous genetic experiments with peas, one sample of offspring consisted of 580 peas, and Mendel theorized that 25 % of them would be yellow peas. a. If M… read more
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The monthly incomes for 12 randomly selected people
13.) The monthly incomes for 12 randomly selected people, each with bachelor's degree in economics, are shown on the right: 4450.77 4596.43 4366.21 4455.62 4151.34 3727.06 4283.99 4527.57 4407.44 3946… read more
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1) 29% of college students say they use credit cards because
1) 29% of college students say they use credit cards because of the rewards program. you randomly select 10 college students and ask each to name the reason he or she uses credit cards. Find the proba… read more
Math-John
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Total cholesterol levels of a sample of men aged 35-44 are
A total cholesterol levels of a sample of men aged 35-44 are normally distributed with a mean of 203 milligrams per deciliter and a standard deviation of 38.3 milligrams per deciliter. a. What percent… read more
Stevewh
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Bachelor's Degree
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1. If Z is a standard normal variable, what is the probability
1. If Z is a standard normal variable, what is the probability that Z lies between -0.55 and 0.55? (Points : 7) 0.9000 0.4176 -0.9000 -0.4176 2. If Z is a standard normal variable, what is the probabi… read more
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Explain what a “sampling distribution of sample means” is.
Explain what a “sampling distribution of sample means” is. Be specific! Fill in the blanks in the statements below. The Central Limit Theorem states that as the sample size increases, the distribution… read more
Osbert12
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When 14 different second year medical students measured the
When 14 different second year medical students measured the systolic blood pressure of the same person, they obtained the results listed below (in mmHg). Assuming that the population standard deviatio… read more
Chirag
Master's Degree
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When 14 different second year medical students measured the
When 14 different second year medical students measured the systolic blood pressure of the same person, they obtained the results listed below (in mmHg). Assuming that the population standard deviatio… read more
JACUSTOMER-yrynbdjl-
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Assume womens heights are normally distributed with a mean
Assume womens heights are normally distributed with a mean given by u=62.7 in. and a standard deviation given by o=1.6 in. a. If one woman is randomly selected find the probability that her height is … read more
David
Post-Doctoral Degree
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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
last one lol- For women aged 18-24, systolic blood pressure
last one lol- For women aged 18-24, systolic blood pressure are normally distributed with a population mean of 114.8 and a population standard deviation of 13.1. Hypertension is commonly defined as a … read more
SusanAthena
Master's Degree
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