Question 3 The following contingency table summarizes the drug test results for 406 test-takers: Positive Negative 4 179 Doesn't use drugs Uses drugs Total 208 15 Total For a randomly selected test administration, find the following probabilities. (Round the answers to 4 decimal places.) 1) The probability that the test-taker uses drugs:

Q: Please answer d and e.

A: Hi, since the problem posted by you contains multiple sub-parts, we are answering the first three…

Q: Suppose you like to keep a jar of change on your desk. Currently, the jar contains the following: 9…

A: given data  Pennies=9 Dimes=20 Nickels=22Quarter=8________________total coins=59

Q: The table below shows the results of a survey in which tablet users were asked how often they would…

A: From the given information we find the probability.

Q: c. You play card game and select two cards from 52 - card deck without replacement. Probability that…

A: The information provided in the question are as follows :-Two cards are to be selected from a deck…

Q: a large university 13.5% of the students.11 economics, 24.7% of the students take atistics and 11.7%…

A: Peconomics=0.135Pstatistics=0.247Peconomics and statistics=0.117

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A: Total number of lottery tickets are 500. Given that 1 ticket has $1000 prize and 60 tickets have…

Q: The table below shows the results of a survey about a junk food tax. Support Oppose Unsure…

A: Given   Let A=person oppose the tax B=person is female

Q: A test was given to a group of students. The grades and gender are summarized belo Total Male 8. 14…

A: From the table we get: n(male)=31 n(B and male)=9

Q: The table below shows the results of a survey about a junk food tax.     Support Oppose Unsure Male…

A:

Q: 3.18 Steph Curry is a 91% free throw shooter. He decides to shoot free throws until his first miss.…

A: Given,p=0.91

Q: Two cards are selected from a standard deck of 52 playing cards. The first card is not replaced…

A: Total Cards in deck = 52 Number of club in the deck = 13 Number of spade in the deck= 13 Probability…

Q: The below table shows the probabilities generated by rolling one die 50 times and noting the up…

A:

Q: In the US, 10.5% of the population is diabetic. What is the probability that in a random sample of…

A: Suppose p is the true proportion of diabetic people in the U.S.

Q: The table below shows the results of a survey about a junk food tax.     Support Oppose Unsure Male…

A: The contingency table related to the results of a survey about the junk food tax is given…

Q: The table below shows the results of a survey about a junk food tax.     Support Oppose Unsure Male…

A: From the provided information,   Support Oppose Unsure Total Male 152 391 19…

Q: 7. If a student is selected at random, find the probability that the student is male and has hazel…

A: Given that Total number of students = 34 Number of male students = 19 Number of students with hazel…

Q: Please assist to solve the question below: The average wage of chemical engineers is $52.30 per…

A: We have given that.    X~N( μ , ?^2 )    μ =52.30     , ? = 12  n= 50   Z-score =( x - μ )/?

Q: The table below shows the results of a survey about a junk food tax. Support Oppose Unsure…

A: Given Total =1099

Q: 5. Using the assumptions in question 4, if the Oxnard College softball team plays three games, what…

A: Probability, p = 50% = 0.50Sample size, n =3

Q: A test was given to a group of students. The grades and gender are summarized below Male Female…

A:

Q: The bar representing which of the following probabilities on a histogram would be the highest? O A.…

A: Here we have to identify which of the following Probabilities on histogram has the highest.

Q: A group of voters consists of 23 Democrats, 17 Republicans, and the rest Independents. If a voter is…

A: Given that there are 23 Democrats, 17 Republicans and the rest are independents. Let us consider the…

Q: The following table relates the scores in a quiz and the number of hours of study for a group of 25…

A: Given data is   0-2 hours 3-5 hours 6-8 hours Total 80-100% 1 1 3 5 60-80% 2 7 2 11 0-60% 8…

Q: Frequently Occasionally Not at All Males 221 456 795 Females 207 430 1378 Find the probability of…

A: Step 1 Let A be the event that individual is a female Let B be the event that individual is not…

Q: The table below shows the results of a survey about a junk food tax. Support Oppose Unsure…

A: Given Support Oppose Unsure Male 184 363 16 Female 291 358 28

Q: The bumper car ride at the state fair has 2 red cars, 4 green cars, and 2 blue cars. Garth is first…

A: Given that state fair has 2 red cars ,4 green cars and 2 blue cars total cars=8 car

Q: 1. The Journal of the National Cancer Institute published the following results from a study they…

A: Introduction: The probability of an event, A is defined as the ratio of the number of cases…