Calculus and Above

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Suppose the owners of an ice cream shop hold a promotional
Suppose the owners of an ice cream shop hold a promotional special: Customers roll two dice and the price of a small ice cream cone (in cents) is the greater number followed by the lower number. (For … read more
MegaMath
Math Teacher
Master's Degree
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Binomial Distribution & Hypothesis Testing (a) Calculate the
Binomial Distribution & Hypothesis Testing(a) Calculate the probability of flipping heads (with a fair coin) in at least 10 out of 12 trials. Please show all of your work. (b) Using an α = 0.05, if yo… read more
rajeevanpillai
Master's Degree
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A student is making independent random guesses on a test.
A student is making independent random guesses on a test. The probability the student guess correctly is 0.1 for each question. Assume that the guesses are independent. Find the probability of at leas… read more
rajeevanpillai
Master's Degree
687 satisfied customers
Suppose we roll a pair of fair dice, let A=the numbers I
Suppose we roll a pair of fair dice, let A=the numbers I rolled add up to exactly 8, and let B=the numbers I rolled multiply to an even number. Find P(Bc|A). … read more
rajeevanpillai
Master's Degree
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Giving a test to a group of students, the grades and gender
Giving a test to a group of students, the grades and gender are summarized belowA B C Total Male 10 2 5 17 Female 12 14 4 30 Total 22 16 9 47If one student is chosen at random,Find the probability tha… read more
Kofi
PhD in Statistics
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Giving a test to a group of students, the grades and gender
Giving a test to a group of students, the grades and gender are summarized belowA B C Total Male 18 4 7 29 Female 17 8 11 36 Total 35 12 18 65If one student is chosen at random,Find the probability th… read more
Kofi
PhD in Statistics
Ph.D.
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Giving a test to a group of students, the grades and gender
Giving a test to a group of students, the grades and gender are summarized belowA B C Total Male 14 9 18 41 Female 20 13 19 52 Total 34 22 37 93If one student is chosen at random,Find the probability … read more
Kofi
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Ph.D.
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Giving a test to a group of students, the grades and gender
Giving a test to a group of students, the grades and gender are summarized belowA B C Total Male 6 3 20 29 Female 9 2 13 24 Total 15 5 33 53If one student is chosen at random,Find the probability that… read more
Kofi
PhD in Statistics
Ph.D.
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The table summarizes results from 989 pedestrian deaths that
The table summarizes results from 989 pedestrian deaths that were caused by automobile accidents.Driver Intoxicated? Pedestrian Intoxicated? Yes No Yes 45 78 No 235 631If one of the pedestrian deaths … read more
Kofi
PhD in Statistics
Ph.D.
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Sandhya! I am working on our practice problems and was
Hello Sandhya! I am working on our practice problems and was hoping that you could help me? I am learning how to use SPSS and want to make sure that I am doing the problems correctly.For normally dist… read more
Sandhya_sharma
Master's Degree
Master's Degree
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A fair coin is flipped 5 times. What is the probability that
A fair coin is flipped 5 times. What is the probability that all the flips show heads? Round answer to three decimal places.… read more
akch2002
Master's Degree
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Fair Coin? A coin is called fair if it lands on heads 50% of
Fair Coin? A coin is called fair if it lands on heads 50% of all possible tosses. You flip a game token 100 times and it comes up heads 62 times. You suspect this token may not be fair. (a) What is th… read more
Kofi
PhD in Statistics
Ph.D.
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1. A coin is tossed and a die is rolled. What is the
1. A coin is tossed and a die is rolled. What is the probability that the coin lands on tails and the die lands on a number greater than four?2. A bowl contains six blue marbles, five red marbles, and… read more
Sandhya_sharma
Master's Degree
Master's Degree
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Refer to the following frequency distribution for Questions
Refer to the following frequency distribution for Questions 1, 2, 3, and 4. The frequency distribution below shows the distribution for checkout time (in minutes) in MiniMart between 3:00 and 4:00 PM … read more
Ryan
Engineer
Bachelor's Degree
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Flipping a coin - the one that lands heads with probability
Flipping a coin - the one that lands heads with probability P (not known beforehand). You have rolled such a coin 20 times and got 16 heads and 4 tails. What is the best estimator of P, Pˆ?… read more
Math-John
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1. In each of the following statements, identify what is wrong. a.
1. In each of the following statements, identify what is wrong. a. The probability that a randomly selected person has a cellular phone is .65 whereas the probability that a randomly selected person d… read more
Trigeoscal
College Math Professor
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Answer the following questions: 1. In each of the following
Answer the following questions: 1. In each of the following statements, identify what is wrong. a. The probability that a randomly selected person has a cellular phone is .65 whereas the probability t… read more
Ryan
Engineer
Bachelor's Degree
9,218 satisfied customers
for Sanhya sharma, Determine whether each of the following
for Sanhya sharma, Determine whether each of the following pairs of events is mutually exclusive. a. Five coins are tossed: "one head is observed," "at least one head is observed." b. A salesperson ca… read more
Sandhya_sharma
Master's Degree
Master's Degree
5,309 satisfied customers
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