Mathematics, 19.11.2020 08:40, neverfnmind
Element X is a radioactive isotope such that every 40 years, its mass decreases by half. Given that the initial mass of a sample of Element X is 110 grams, how much of the element would remain after 29 years, to the nearest whole number?
Answers: 1
Mathematics, 21.06.2019 21:00, hongkongbrat6840
What is the length and width of a 84.5 square foot rug? will mark
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Mathematics, 22.06.2019 01:00, cherri22
Arestaurant offers delivery for their pizzas. the total cost the customer pays is the price of the pizzas, plus a delivery fee. one customer pays $23 to have 2 pizzas delivered. another customer pays $59 for 6 pizzas. how many pizzas are delivered to a customer who pays $86?
Answers: 2
Mathematics, 22.06.2019 04:30, ashton3952525
The survey of study habits and attitudes (ssha) is a psychological test that measures the motivation, attitude toward school, and study habits of students, scores range from 0 to 200. the mean score for u. s. college students is about 115, and the standard deviation is about 30. a teacher who suspects that older students have better attitudes toward school gives the ssha to 55 students who are at least 30 years of age. the mean score is 113.2. assume the population standard deviation is 30 for older students what is the margin of error for a 95% confidence interval for the population mean score for a. older students? b. compute the 95% confidence interval for the population mean score for older students. c. compute the 99% confidence interval for the population mean score for older students. d. compute the 88% confidence interval for the population mean score for older students.
Answers: 3
Mathematics, 22.06.2019 04:30, tylorwsimmons
Skie rented a boat for $16.50 per hour. her total rental fee was $49.50. for how many hours did skie rent the boat
Answers: 1
Element X is a radioactive isotope such that every 40 years, its mass decreases by half. Given that...
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