It is commonly believed that the mean body temperature of a healthy adult is 98.6° F. You are not entirely convinced. You believe that it is higher than 98.6° F. The temperatures for 12 randomly selected healthy adults are shown below. Assume that the distribution of the population is normal. 100.1, 96.8, 98.7, 100, 99.1, 98.3, 97.5, 100.9, 99.1, 100, 98.1, 100.1 What can be concluded at the a = 0.05 level of significance? a. For this study, we should use Select an answer b. The null and alternative hypotheses would be: Ho: ? Select an answer Ha: ? Select an answer C

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
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Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
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It is commonly believed that the mean body temperature of a healthy adult is 98.6° F. You are not entirely
convinced. You believe that it is higher than 98.6° F. The temperatures for 12 randomly selected healthy
adults are shown below. Assume that the distribution of the population is normal.
100.1, 96.8, 98.7, 100, 99.1, 98.3, 97.5, 100.9, 99.1, 100, 98.1, 100.1
What can be concluded at the a = 0.05 level of significance?
a. For this study, we should use Select an answer
b. The null and alternative hypotheses would be:
Ho: ?
Ha:
Select an answer
Select an answer
c. The test statistic
O
Question Help:
(please show your answer to 3 decimal places.)
(Please show your answer to 4 decimal places.)
d. The p-value =
e. The p-value is
a
f. Based on this, we should Select an answer the null hypothesis.
g. Thus, the final conclusion is that ...
There is sufficient evidence to conclude that the population mean body temperature for healthy
adults is higher than 98.6° F.
There is not sufficient evidence to conclude that the population mean body temperature for
healthy adults is equal to 98.6° F.
There is not sufficient evidence to conclude that the population mean body temperature for
healthy adults is higher than 98.6° F.
Message instructor
Transcribed Image Text:It is commonly believed that the mean body temperature of a healthy adult is 98.6° F. You are not entirely convinced. You believe that it is higher than 98.6° F. The temperatures for 12 randomly selected healthy adults are shown below. Assume that the distribution of the population is normal. 100.1, 96.8, 98.7, 100, 99.1, 98.3, 97.5, 100.9, 99.1, 100, 98.1, 100.1 What can be concluded at the a = 0.05 level of significance? a. For this study, we should use Select an answer b. The null and alternative hypotheses would be: Ho: ? Ha: Select an answer Select an answer c. The test statistic O Question Help: (please show your answer to 3 decimal places.) (Please show your answer to 4 decimal places.) d. The p-value = e. The p-value is a f. Based on this, we should Select an answer the null hypothesis. g. Thus, the final conclusion is that ... There is sufficient evidence to conclude that the population mean body temperature for healthy adults is higher than 98.6° F. There is not sufficient evidence to conclude that the population mean body temperature for healthy adults is equal to 98.6° F. There is not sufficient evidence to conclude that the population mean body temperature for healthy adults is higher than 98.6° F. Message instructor
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