How many apps? According to a website, the mean number of apps on a smartphone in the United States is 83. Assume the number of apps is normally distributed with mean 83 and standard deviation 27. Part: 0/ 2 Part 1 of 2 (a) What proportion of phones have more than 69 apps? Round the answer to four decimal places. The proportion of phones that have more than 69 apps is

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How many apps? According to a website, the mean number of apps on a smartphone in the United States is 83. Assume the number of apps is normally
distributed with mean 83 and standard deviation 27.
Part: 0 / 2
Part 1 of 2
(a) What proportion of phones have more than 69 apps? Round the answer to four decimal places.
The proportion of phones that have more than 69 apps is
OCT
25
...
...
MacBook Air
DD
888
F10
80
F8
F9
F7
F5
F6
F4
F1
F2
F3
云
Transcribed Image Text:How many apps? According to a website, the mean number of apps on a smartphone in the United States is 83. Assume the number of apps is normally distributed with mean 83 and standard deviation 27. Part: 0 / 2 Part 1 of 2 (a) What proportion of phones have more than 69 apps? Round the answer to four decimal places. The proportion of phones that have more than 69 apps is OCT 25 ... ... MacBook Air DD 888 F10 80 F8 F9 F7 F5 F6 F4 F1 F2 F3 云
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