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Author Question: At six different randomly chosen times, a researcher measures the temperature (in degrees ... (Read 107 times)

panfilo

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Question 1

Test the hypothesis that the median age of statistics teachers is 51 years. A random sample of 60 statistics teachers found 25 above 51 years and 35 below 51 years. Use α = .01.

Question 2

At six different randomly chosen times, a researcher measures the temperature (in degrees Fahrenheit) of a pint of milk from a supermarket's shelf.  The measurements are shown below.



a. Suppose the researcher is interested in determining whether the median temperature exceeds   Set up the null and alternative hypotheses of interest.
b. How many of the measurements exceed 40°F?
c. Assuming that p = .5, find the binomial probability that at least two measurements exceed
d. What do you conclude about H0 and Ha?


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Marked as best answer by panfilo on Feb 14, 2020

juwms

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panfilo

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Reply 2 on: Feb 14, 2020
Wow, this really help


ashely1112

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Reply 3 on: Yesterday
:D TYSM

 

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