Researchers measured the data speeds for a particular smartphone carrier at 50 airports. The highest speed measured was 72.6 Mbps. The complete list of 50 data speeds has a mean of x=18.29 Mbps and a standard deviation of s=19.75 Mbps.   a. What is the difference between​ carrier's highest data speed and the mean of all 50 data​ speeds? b. How many standard deviations is that​ [the difference found in part​ (a)]? c. Convert the​ carrier's highest data speed to a z score. d. If we consider data speeds that convert to z scores between −2 and 2 to be neither significantly low nor significantly​ high, is the​ carrier's highest data speed​ significant?       Question content area bottom Part 1 a. The difference is enter your response here Mbps. ​(Type an integer or a decimal. Do not​ round.)

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Researchers measured the data speeds for a particular smartphone carrier at 50 airports. The highest speed measured was
72.6
Mbps. The complete list of 50 data speeds has a mean of
x=18.29
Mbps and a standard deviation of
s=19.75
Mbps.
 
a. What is the difference between​ carrier's highest data speed and the mean of all 50 data​ speeds?
b. How many standard deviations is that​ [the difference found in part​ (a)]?
c. Convert the​ carrier's highest data speed to a z score.
d. If we consider data speeds that convert to z scores between
−2
and 2 to be neither significantly low nor significantly​ high, is the​ carrier's highest data speed​ significant?
 
 
 

Question content area bottom

Part 1
a. The difference is
enter your response here
Mbps.
​(Type an integer or a decimal. Do not​ round.) 
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