06/16/20
More than 71% of workers indicate that they are mildly satisfied with their job. Express the null and alternative hypotheses in symbolic form for this claim (enter as a percentage).
More than 71% of workers indicate that they are mildly satisfied with their job. Express the null and alternative hypotheses in symbolic form for this claim (enter as a percentage).H0:p= H1:p= Use...
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06/15/20
Solve the right triangle ABC, with upper equals 90 c=90
Solve the right triangle ABC, with Upper C equals 90 degrees. C=90°.A = 57 Degrees 16', c = 8.4 ftn the right triangle ABC, with C = 90 B = 32 degrees 44'What is is the length of side a = and of...
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Use the regression line to calculate the values of y for x = 72 and x = 832.
Find the least-squares regression line for the data below.x = 50, 100, 150, 200, 250, 300, 350, 400, 450, 500, 550, 600, 650, 700, 750, 800, 850, 900, 950, 1000y = 170, 320, 499, 601, 758, 921,...
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Write the first four terms of a sequence given the recursive rule below.
f(n) = f(n-1)-4, for all n ≥ 2 and f(1) = 32A. 32, 31, 30, 29B. not enough informationC. 32, 28, 24, 20D. 32, 27, 22, 17
06/15/20
What is the probability that the freshman had less than 2 incorrect answers?
The following chart shows the number of questions that incoming freshmen got incorrect on a mathematics placement test along with the associated frequencies: Number wrong Frequency 0 ...
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Express your solution as a inequality and use interval notation(Use your logic when giving the interval notation).
Greg has received scores of 79, 84 and 81 on his first three 100 point tests. What score must he get on his fourth 100 point test to keep an average of 86 or greater? Express your solution as a...
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The ticket sales at a movie theater were $3,864
The ticket sales at a movie theater were $3,864. Adult tickets are $12, and senior tickets are $11. The number of senior tickets sold was 32 less than half the number of adult tickets. Determine...
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06/15/20
Suppose a survey of 20 students was taken as they walked out of the cafeteria with regards to their age. The results are listed in the table:
Q12. Suppose a survey of 20 students was taken as they walked out of the cafeteria with regards to their age. The results are listed in the table:
Older than 30
30 or...
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06/14/20
In a certain experiment events A, B, and C can occur with probabilities 7/12, 1/5, and 13/60 respectively.
(a) What are the odds of event A occurring?(b) What are the odds of event B occurring? (c) What are the odds against event C occurring?
06/14/20
Probability a device will fail in its last year of warranty
I have a device with a 5 year warranty.I want to know what the chance is that it will fail in its last year of warranty cover.The device fails on average 1 time in every 10 years
06/14/20
stats homework please help
A survey of athletes at a high school is conducted, and the following facts are discovered: 50% of the athletes are football players, 21% are basketball players, and 15% of the athletes play both...
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06/14/20
Use the following probabilities to answer the question. It may be helpful to sketch a Venn diagram. P ( A ) = 0.25 , P ( B ) = 0.65 and P ( A and B ) = 0.10 .
P(notB∣notA)=
06/14/20
Use the following probabilities to answer the question. It may be helpful to sketch a Venn diagram. P ( A ) = 0.61 , P ( B ) = 0.29 and P ( A and B ) = 0.10 .
P(notB∣A)=
06/14/20
Use the following probabilities to answer the question.
P(A)=0.42, P(B)=0.38 and P(AandB)=0.20.P(B/notA)=
06/14/20
In a large population, 54 % of the people have been vaccinated. If 3 people are randomly selected, what is the probability that AT LEAST ONE of them has been vaccinated?
Give your answer as a decimal (to at least 3 places) or fraction.
06/14/20
A quick quiz consists of a multiple-choice question with 6 possible answers followed by a multiple-choice question with 5 possible answers.
If both questions are answered with random guesses, find the probability that both responses are correct.Report the answer rounded to three decimal place accuracy.
06/14/20
Suppose that 44% of people own dogs. If you pick two people at random, what is the probability that they both own a dog?
Give your answer as a decimal (to at least 3 places) or fraction
06/13/20
binomial distribution
A fair 5-sided spinner has sides numbered 1, 2, 3, 4 and 5 The spinner is spun once and the score of the side it lands on is recorded. (a) Write down the name of the distribution that can be used...
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06/13/20
College Algebra
You plan to join a gym near your new home. Universe Fitness will charge you $100/year plus an additional $1.50 per fitness class you attend. Silver's Gym charges $150/year but only $1 per fitness...
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06/13/20
Perform the indicated operation/s.
Perform the indicated operation/s.(6 - 9)2 (3 -5)3Select one:a. 1b. 72c. -36d. -72
Question 2
Not yet answeredPoints out of 2.00Flag questionQuestion textPerform the indicated operation/s. Select...
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