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Find the Indicated Expected Frequency E2,2\mathrm { E } _ { 2,2 }

Question 29

Multiple Choice

Find the indicated expected frequency.
-A researcher wants to determine whether the number of minutes adults spend online per day is related to gender. A random sample of 315 adults was selected and the results are shown below. Find the expected
Frequency for the cell E2,2\mathrm { E } _ { 2,2 } to determine if there is enough evidence to conclude that the number of minutes
Spent online per day is related to gender. Round to the nearest tenth if necessary.  Minutes spent online per day  Gender 0303060609090+ Male 23357646 Female 31424616\begin{array} { l | c c c c } & { \text { Minutes spent online per day } } \\\hline \text { Gender } & 0 - 30 & 30 - 60 & 60 - 90 & 90 + \\\text { Male } & 23 & 35 & 76 & 46 \\\text { Female } & 31 & 42 & 46 & 16\end{array}


A) 33
B) 52.3
C) 44
D) 69.7

Correct Answer:

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