Mathematics, 25.10.2019 17:43 kathleen1010
According to a survey, the average american person watches tv for 3 hours per week. to test if the amount of tv in new york city is less than the national average, a researcher decides to do a hypothesis test, at a 10% significance level. she surveys 26 new yorkers randomly and asks them about their amount of tv each week, on average. from the data, the sample mean time is 2.5 hours per week, and the sample standard deviation (s) is 1.1 hours. h0: μ≥3; ha: μ< 3. α=0.1 (significance level) what is the test statistic (t-value) of this one-mean hypothesis test (with σ unknown)? round your final answer to two decimal places. provide your answer below:
Answers: 2
Mathematics, 21.06.2019 14:30, mia2286
Chandler was a caretaker at the state zoo. he noticed that the number of animals adopted by the zoo increased at a constant rate every year since 2010. which of the following graphs shows the slowest rate at which the animals in the zoo were adopted?
Answers: 2
Mathematics, 21.06.2019 16:30, jaidenlaine9261
Asequence {an} is defined recursively, with a1 = 1, a2 = 2 and, for n > 2, an = an-1 an-2 . find the term a241. a) 0 b) 1 c) 2 d) 1 2
Answers: 1
Mathematics, 21.06.2019 18:00, MayFlowers
Name each raycalculation tip: in ray "ab", a is the endpoint of the ray.
Answers: 1
Mathematics, 21.06.2019 18:30, Snowinvain
An arc subtends a central angle measuring 7pi/4 radians what fraction of the circumference is this arc?
Answers: 1
According to a survey, the average american person watches tv for 3 hours per week. to test if the a...
Mathematics, 22.01.2021 19:10
Mathematics, 22.01.2021 19:10