Calculus and Above

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Let X represent the number of occupants in a randomly chose
Let X represent the number of occupants in a randomly chose car on a certain stretch of highway during morning commute hours. A survey of cars showed that the probability distribution of X is a follow… read more
Kofi
PhD in Statistics
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Let X represent the number of occupants in a randomly chose
Let X represent the number of occupants in a randomly chose car on a certain stretch of highway during morning commute hours. A survey of cars showed that the probability distribution of X is a follow… read more
Kofi
PhD in Statistics
Ph.D.
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Let X represent the number of occupants in a randomly chose
Let X represent the number of occupants in a randomly chose car on a certain stretch of highway during morning commute hours. A survey of cars showed that the probability distribution of X is a follow… read more
Kofi
PhD in Statistics
Ph.D.
18,367 satisfied customers
Let X represent the number of occupants in a randomly chose
Let X represent the number of occupants in a randomly chose car on a certain stretch of highway during morning commute hours. A survey of cars showed that the probability distribution of X is a follow… read more
Kofi
PhD in Statistics
Ph.D.
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6- In a large city, 72% of the people are known to own a
6- In a large city, 72% of the people are known to own a mobile phone, 38% are known to own a tablet computer, and 29% own both a mobile phone and a tablet computer. What is the probability that a ran… read more
rajeevanpillai
Master's Degree
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10- Suppose the probability distribution of the number of
10- Suppose the probability distribution of the number of vehicles owned by households in Newcastle, X, is as follows:x 0 1 2 3 4 5 6 7 ≥ 8 P(X = x) 0.25 0.3 0.25 0.12 0.03 0.02 0.01 0.01 0.01What is … read more
Ann
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MSC Mathematics
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Suppose the probability distribution of X, the number of
Suppose the probability distribution of X, the number of overseas trips taken by Australians in the past year, is given below:x 0 1 2 3 ≥4 P(X = x) 0.77 0.15 0.03 0.02 0.03What is the probability that… read more
rajeevanpillai
Master's Degree
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1. Finding Probabilities in Normal Distributions Let X
1. Finding Probabilities in Normal DistributionsLet X represent the full height of certain species of tree. Assume that X is normally distributed with a mean of 240 feet and a standard deviation of 38… read more
Kofi
PhD in Statistics
Ph.D.
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Problem 11: Randomly selected customers at a Brewed
Problem 11: Randomly selected customers at a Brewed Awakenings were asked how many cups of coffee they usually drink per day. The results are listed in the table. Complete the discrete probability dis… read more
Sandhya_sharma
Master's Degree
Master's Degree
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Could i get some help with this question please. Use the
good afternoon could i get some help with this question please. Use the following table: x 1 2 3 4 5 P(x) 0.70 0.15 0.10 0.03 0.02 a) P(2) = b) P(more than 3) = could i see your detailed solution than… read more
DebdattaBhattacharya
Doctoral Degree
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Linda is waiting for the release of her final grade results
Linda is waiting for the release of her final grade results for a law course. The lecturer has informed students that the final grades were approximately normally distributed with a mean of 68 and a s… read more
Sandhya_sharma
Master's Degree
Master's Degree
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Over a certain stretch of highway car accidents occur on
Over a certain stretch of highway car accidents occur on average at the rate of 0.03 per hour. The number of accidents over any given period conforms to the Poisson distribution. Over the next 10 hour… read more
Sandhya_sharma
Master's Degree
Master's Degree
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1. When 3 marbles are drawn from a bag without replacement.
1. When 3 marbles are drawn from a bag without replacement. There are 5 purple, 6 green, 2 blue and 4 white marbles in the bag. Find the probability of getting.a) All green marbles. b) A purple, then … read more
Kofi
PhD in Statistics
Ph.D.
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If X is a normally distributed random variable with a mean
If X is a normally distributed random variable with a mean of 25 and a standard deviation of 3.8, what is the probability that an instance of X, Xi, will be greater than 24.544?… read more
Sandhya_sharma
Master's Degree
Master's Degree
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The data below represent the number of hours worked per day
The data below represent the number of hours worked per day by one employee over the last two monthsHours 5 6 7 8 Days 10 8 16 626. Construct a complete probability distribution. Be sure to include: t… read more
R.R. Jha
Bachelor's Degree
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A real estate office wants to make a survey in a certain town,
A real estate office wants to make a survey in a certain town, which has 50,000 households, to determine how far the head of household has to commute to work. A simple random sample of 1,000 household… read more
Ryan
Bachelor's 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
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8. Determine whether each of the distributions given below
8. Determine whether each of the distributions given below represents a probability distribution. Justify your answer. (A) x 1 2 3 4 P(x) 1/2 1/12 1/4 1/3 (B) x 3 6 8 P(x) 0.15 3/4 0.10 (C) x 20 30 40… read more
Ryan
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