An oceanographer claims that the mean dive duration of a North Atlantic right whale is 11.3 minutes. A random sample of 32 dive durations has a mean of 12.3 minutes and a standard deviation of 2.2 minutes. At a=0.10 is there enough evidence to reject oceanographer's claim? Complete parts (a) through (d) below. Assume the population is normally distributed. C (a) Identify the claim and state Ho and H₂ Ho ▼ (Type integers or decimals. Do not round.) The claim is the ▾hypothesis. (b) Use technology to find the P-value. Find the standardized test statistic, t (Round to two decimal places as needed.) Obtain the P-value P= (Round to three decimal places as needed.) (c) Decide whether to reject or fail to reject the null hypothesis. Ho because the P-value greater than a (d) Interpret the decision in the context of the original claim. There the claim that the mean dive duration of a North Atlantic right whale is minutes. enough evidence at the intogors or not round! level of significance to
An oceanographer claims that the mean dive duration of a North Atlantic right whale is 11.3 minutes. A random sample of 32 dive durations has a mean of 12.3 minutes and a standard deviation of 2.2 minutes. At a=0.10 is there enough evidence to reject oceanographer's claim? Complete parts (a) through (d) below. Assume the population is normally distributed. C (a) Identify the claim and state Ho and H₂ Ho ▼ (Type integers or decimals. Do not round.) The claim is the ▾hypothesis. (b) Use technology to find the P-value. Find the standardized test statistic, t (Round to two decimal places as needed.) Obtain the P-value P= (Round to three decimal places as needed.) (c) Decide whether to reject or fail to reject the null hypothesis. Ho because the P-value greater than a (d) Interpret the decision in the context of the original claim. There the claim that the mean dive duration of a North Atlantic right whale is minutes. enough evidence at the intogors or not round! level of significance to
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:An oceanographer claims that the mean dive duration of a North Atlantic right whale is 11.3 minutes. A random sample of 32 dive durations has a mean of 12.3 minutes and a standard deviation of 2.2 minutes. At α = 0.10 is there enough evidence to reject the
oceanographer's claim? Complete parts (a) through (d) below. Assume the population is normally distributed.
C
(a) Identify the claim and state Ho and Ha
Но
Ha:
(Type integers or decimals. Do not round.)
The claim is the
hypothesis.
(b) Use technology to find the P-value. Find the standardized test statistic, t.
(Round to two decimal places as needed.)
Obtain the P-value.
P=0
(Round to three decimal places as needed.)
(c) Decide whether to reject or fail to reject the null hypothesis.
Ho because the P-value
greater than a.
(d) Interpret the decision in the context of the original claim.
There
the claim that the mean dive duration of a North Atlantic right whale is
minutes.
enough evidence at the level of significance to
(Type integers or decimals. Do not round.)
U
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