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MATH SOLVE
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Three potential employees took an aptitude test. Each person took a different version of the test. The scores are reported below. Nico got a score of 88.3; this version has a mean of 66.2 and a standard deviation of 13. Justin got a score of 226.2; this version has a mean of 216 and a standard deviation of 17. Tera got a score of 7.97; this version has a mean of 7.2 and a standard deviation of 0.7. If the company has only one position to fill and prefers to fill it with the applicant who performed best on the aptitude test, which of the applicants should be offered the job?
General
4 months ago
Find the derivative of the function using the definition of derivative. g(t) = 9 t g'(t) = State the domain of the function. (Enter your answer using interval notation.) State the domain of its derivative. (Enter your answer using interval notation.)
General
4 months ago
Not all telephone polls carried out to estimate voter or consumer preferences make calls to cell phones. One reason is that in the USA, automated calls ("robocalls") to cell phones are not permitted and interviews conducted by humans are more costly. a. How might the strategy of leaving out cell phones affect the goal of obtaining a random sample of voters or consumers? b. Which criterion of random sampling is most likely to be violated by the problems you identifi ed in part (a): equal chance of being selected, or the independence of the selection of individuals? c. Which attribute of estimated consumer preference is most affected by the problem you identifi ed in (a): accuracy or precision?
General
4 months ago
The ages of the members of a gym have a bell-shaped distribution with a mean of 48 years and a standard deviation of 11 years. Based on the empirical rule, what should you predict about the percentage of gym members aged between 26 and 70?
General
4 months ago
stella receives a package in the shape of a retanngle prism. the box has a length of 2 1/2 feet, a width of 1 1/2 feet and a height of 4 feet. stella wants to cover the box with wrapping paper. how much paper will she need?
General
4 months ago
in june, there were 4 sunny days for every rainy day. there were 30 days in june. how many days in june were rainy
General
4 months ago
The mean life of a particular brand of light bulb is 1200 hours and the standard deviation is 50 hours. We can conclude that at least 75% of this brand of bulbs will last between _______. (A) 1100 and 1300 hours(B) 1150 and 1250 hours(C) 1050 and 1350 hours(D) 1000 and 1400 hours(E) 950 and 1450 hours
General
4 months ago
What is the product of −2 1/4 and 2 1/2?Enter your answer as a mixed number, in simplified form, in the box.
General
4 months ago
Allen's Roofing posts $5,000 in net income and $200 in dividends for the year. How does this affect the retained earnings on the balance sheet? SELECT ONLY ONE Retained earnings increases by $4,800 Retained earnings increases by $5,000 Retained earnings increases by $5,200 Retained earnings decreases by $4,800 Retained earnings decreases by $5,000
General
4 months ago
Jordan built her cat Tuna a new scratching post. She needs to cover the post with carpet. How much carpet does Jordan need to cover the surface of the post, including the bottom?
General
4 months ago
plz helppppppppppppppppp
General
4 months ago
If price of admission was $14, the attendance was about 1400 customers per week. When the price of admission was dropped to $12, attendance increased to about 2850 per week. Write a linear equation for the attendance
General
4 months ago
Huong is organizing paperback and hardback books for her club's used books sale. The number of paperbacks is 12 less than three times the numbers of hardbacks. Huong had 162 paperbacks. How many hardback books were there?
General
4 months ago
Put the following in order for the most area in the tails of the distribution. (a) Standard Normal Distribution (b) Student's t-Distribution with 1515 degrees of freedom. (c) Student's t-Distribution with 2020 degrees of freedom.
General
4 months ago
Milk is delivered to a chain of regional supermarkets once a week. If the weekly volume of sales in thousands of gallons is a random variable with probability density function f(x) = 7(1 – x)^6 for 0 < x < 1 0 otherwise How much milk must the chain of supermarkets order for each delivery so that the probability of the supply being exhausted in a given week is just 2%?
General
4 months ago
The angle of depression from a bird sitting on top of a telephone pole to the base of a tree is 63 degrees if the telephone pole is 18 feet tall, what is the distance between the pole and the tree
General
4 months ago
Which statement is true about the graphed function?F(x) < 0 over the interval (–∞, –4)F(x) < 0 over the interval (–∞, –3)F(x) > 0 over the interval (–∞, –3)F(x) > 0 over the interval (–∞, –4)
General
4 months ago
To raise money, the Boy Scouts bought 190 kg of taffy for $723.90. They sold the tafty in 400 g bagsfor $3.28 ench. How much profit did they make?
General
4 months ago
A physicist working in a large laboratory has found that light particles traveling in a particle acceleratorincrease velocity in a manner that can be described by the linear function - 4x + 3y = 21, where x is timeand y is velocity in kilometers per hour. Use this function to determine when a certain particle will reach50km/hr.The particle will reach 50km/hr when x =
General
4 months ago
LAST ONE I SWEAR BUT STILL WILL MARK BRAINLIESTChoose a system of equations with the same solution as the following system:6x + 2y = −63x − 4y = −18a. 8x + 4y = −417x + 2y = −28b. 12x + 4y = 1221x + 2y = −36c. 6x + 8y = −3615x + 6y = −60d. 6x + y = 1515x − y = −9
General
4 months ago
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