Mathematics, 16.02.2021 01:10 bradleycawley02
In order to investigate how many hours a day students at their school tend to spend on course work outside of regularly scheduled class time, a statistics student takes a random sample of 150 students from their school by randomly choosing names from a list of all full-time students at their school that semester. The student finds that the average reported daily study hours among the 150 students is 2.23 hours. The standard deviation of the hours studied is 1.05 hours. A confidence interval is constructed for the population mean hours studied. Which confidence interval would be the narrowest
Answers: 2
Mathematics, 21.06.2019 15:00
Answer soon(fast) 15 pts-brainliest? for right answer with small explination a restaurant catered a party for 40 people. a child’s dinner (c) cost $11 and an adult’s dinner (a) cost $20. the total cost of the dinner was $728. how many children and adults were at the party? use the table to guess and check.(i couldn't get the graph onto the question) 8 children and 32 adults9 children and 31 adults10 children and 30 adults12 children and 28 adults
Answers: 1
Mathematics, 21.06.2019 18:00
Find the number of real number solutions for the equation. x2 + 5x + 7 = 0 0 cannot be determined 1 2
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Mathematics, 21.06.2019 20:00
Need ! the total ticket sales for a high school basketball game were $2,260. the ticket price for students were $2.25 less than the adult ticket price. the number of adult tickets sold was 230, and the number of student tickets sold was 180. what was the price of an adult ticket?
Answers: 1
Mathematics, 21.06.2019 20:40
The roots of the function f(x) = x2 – 2x – 3 are shown. what is the missing number?
Answers: 2
In order to investigate how many hours a day students at their school tend to spend on course work o...
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