Mathematics, 12.08.2020 05:01 madisonvinson0
According to the Census Bureau, 3.34 people reside in the typical American household. A sample of 26 households in Arizona retirement communities showed the mean number of residents per household was 2.70 residents. The standard deviation of this sample was 1.17 residents. At the .10 significance level, is it reasonable to conclude the mean number of residents in the retirement community household is less than 3.34 persons?
(a) State the null hypothesis and the alternate hypothesis. (Round your answer to 2 decimal places.)
H0: ? ?
H1: ? <
(b)
State the decision rule for .10 significance level. (Negative amount should be indicated by a minus sign. Round your answer to 3 decimal places.)
Reject H0 if t <
(c)
Compute the value of the test statistic. (Negative amount should be indicated by a minus sign. Round your answer to 3 decimal places.)
Value of the test statistic
(d)
Is it reasonable to conclude the mean number of residents in the retirement community household is less than 3.34 persons?
H0. Mean number of residents less than 3.34 persons.
Answers: 3
Mathematics, 21.06.2019 13:30
Adding and subtracting matricesfind the value of each variable. x = and y = would
Answers: 3
Mathematics, 21.06.2019 17:30
The table shows the balance of a money market account over time. write a function that represents the balance y (in dollars) after t years.
Answers: 3
Mathematics, 22.06.2019 00:30
Sawsan recorded the favorite sport of students at her school. she surveyed 200 students. how many students chose tennis?
Answers: 2
Mathematics, 22.06.2019 01:20
What is the absolute value of the complex number -4- 2 v14 3.15 14 18
Answers: 1
According to the Census Bureau, 3.34 people reside in the typical American household. A sample of 26...
Biology, 09.07.2019 10:30
Physics, 09.07.2019 10:30
Health, 09.07.2019 10:30
English, 09.07.2019 10:30
History, 09.07.2019 10:30