Answers by Tim Jahn
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Answers by Tim Jahn

Answers by Tim Jahn
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Consider two medical tests, A and B for a virus. Test A is 95% effective at recognizing the virus when it is present but has a 10% false positive rate (indicating that the virus is present, when it is
answered Jun 6, 2021
2 votes
225k views
Does coordinate m or n represent a greater number​
answered Apr 21, 2021
2 votes
60.2k views
Which best describes a bird’s role as it eats seeds?
answered Mar 24, 2021
3 votes
133k views
How does the author use personification in this passage? O All the animals can talk. Rikki-tikki notices one of the birds. The nest swayed to and fro, as they sat on the rim and cried What is the matter?
answered Feb 8, 2021
6 votes
50.5k views
A sorority has 33 members, 23 of whom are full members and 10 are pledges. Two persons are selected at random from the membership list of the sorority. Find the requested probabilities. (Enter the probabilities
answered Jan 17, 2021
5 votes
98.2k views
_______ ( Grafting / Tissue culture ) is a method used for large scale multiplication to develop better of crops and to save endangered species of plants.
answered Jan 16, 2021
7 votes
201k views
If h(x) = 6 - X, what is the value of (non (10)? Oo oo O-4 -2
answered May 8, 2020
4 votes
128k views
The scale on a map is 1cm equals 25mi. How many miles would be 3cm be equivalent to?
answered May 2, 2020
2 votes
3.7k views
Where were the first american railroads buit?
answered Apr 29, 2020
5 votes
231k views
Ariane feeds her kitten kkk grams of food 222 times in the morning and 222 times in the evening. She feeds her dog ddd grams of food 111 time in the morning and 111 time in the evening. Which expressions
answered Apr 24, 2020
1 vote
76.0k views
What is the key character's challenge? What does this question mean?
answered Feb 6, 2020
4 votes
163k views
Which function represents the following graph?
answered Sep 18, 2019
6 votes
230k views
How can the amount of ethyl alcohol in various drinks be determined? a. it is the same for all drinks. b. multiply the size of the drink in ounces by the percent of alcohol and divide by 100. c. divide
answered Jun 28, 2019
5 votes
10.6k views
What is the vertical asymptote of the function 1 over (cos pi x over 2)?
answered May 19, 2019
5 votes
92.0k views
What is a mirror's radius of curvature if cars 19.0 m away appear 0.25 their normal size? follow the sign conventions?
answered Mar 27, 2019
3 votes
235k views
Complete the sentence. To classify an object as a mineral, it must ________ and ________. A. be expensive, be difficult to get B. occur naturally, have a fixed chemical composition C. contain metal, dissolve
answered Mar 4, 2019
4 votes
208k views
"Hansel and Gretel" by Jacob and Wilhelm Grimm Hard by a great forest dwelt a poor wood-cutter with his wife and his two children. The boy was called Hansel and the girl Gretel. He had little to bite and
answered Feb 27, 2019
1 vote
93.7k views
Which of the following individuals would most likely be patrician in the Roman
answered Oct 22, 2018
2 votes
27.1k views
The composition of most magma is 40%-75% ________ by weight.
answered Aug 22, 2018
3 votes
82.8k views
How much rope would need to be pulled through a pulley with a mechanical advantage of 2 to lift a load 4 ft?
answered Feb 5, 2018
5 votes
140k views
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