Many people believe that the average number of Facebook friends is 125. The population standard deviation is 36.8. A random sample of 49 high school students in a particular county revealed that the average number of Facebook friends was 146. At =α0.05, is there sufficient evidence to conclude that the mean number of friends is greater than 125? State the hypotheses and identify the claim with the correct hypothesis. :H0 ▼=  :H1 ▼=  This hypotheses test is a one tailed or two tailed test z score critical value(s) reject or accept this  hypothesis is there enough evidence to support the claim

MATLAB: An Introduction with Applications
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Many people believe that the average number of Facebook friends is 125. The population standard deviation is 36.8. A random sample of 49 high school students in a particular county revealed that the average number of Facebook friends was 146. At =α0.05, is there sufficient evidence to conclude that the mean number of friends is greater than 125?

State the hypotheses and identify the claim with the correct hypothesis.

:H0 ▼= 
:H1 ▼= 
This hypotheses test is a one tailed or two tailed test

z score

critical value(s)

reject or accept this  hypothesis

is there enough evidence to support the claim

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