Mathematics, 13.11.2019 00:31 bisolad64
Park officials make predictions of times to the next eruption of a particular geyser, and collect data for the errors (minutes) in those predictions. the display from technology available below results from using the prediction errors to test the claim that the mean prediction error is equal to zero. comment on the accuracy of the predictions. use a
0.05
significance level. identify the null and alternativehypotheses, test statistic, p-value, and state the final conclusion that addresses the original claim.
click the icon to view the display from technology.
what are the null and alternative hypotheses?
a.
upper h 0h0:
muμequals=00
minutes
upper h 1h1:
muμless than< 00
minutes
b.
upper h 0h0:
muμequals=00
minutes
upper h 1h1:
muμnot equals≠00
minutes
c.
upper h 0h0:
muμequals=00
minutes
upper h 1h1:
muμgreater than> 00
minutes
d.
upper h 0h0:
muμless than< 00
minutes
upper h 1h1:
muμequals=00
minutes
identify the test statistic.
nothing
Answers: 2
Other questions on the subject: Mathematics
Mathematics, 21.06.2019 14:30, kev71
The amount of money, in dollars, in an account after t years is given by a = 1000(1.03)^t. the initial deposit into the account was $_^a0 and the interest rate was _a1% per year. only enter numbers in the boxes. do not include any commas or decimal points^t. the initial deposit into the account was $__^a0 and the interest rate is % per year.
Answers: 1
You know the right answer?
Park officials make predictions of times to the next eruption of a particular geyser, and collect da...
Questions in other subjects:
English, 01.12.2019 18:31
History, 01.12.2019 18:31
History, 01.12.2019 18:31
Mathematics, 01.12.2019 18:31
World Languages, 01.12.2019 18:31
Chemistry, 01.12.2019 18:31
Mathematics, 01.12.2019 18:31
History, 01.12.2019 18:31
