A research aims to study the time needed (in days) for a certain plant to grow. A SRS of size 10 was taken and the resulting time to grow is represented in the following table. Use the data to estimate the population mean and standard deviation. [Hint: use S? =(EX²-nX´)) round to n-1 two decimals

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A research aims to study the time needed (in
days) for a certain plant to grow. A SRS of size
10 was taken and the resulting time to grow is
represented in the following table. Use the
data to estimate the population mean and
standard deviation.
[Hint: use S? =
xX round to
two decimals
Plant
Days
1
92
2
103
99
4
108
5
68
6
94
17
90
102
9
97
10
96
X =
094.9
096.7
O102.0
097.6
ONone of these
S=
O10.89
O118.54
06.58
043.34
ONone of these
Transcribed Image Text:A research aims to study the time needed (in days) for a certain plant to grow. A SRS of size 10 was taken and the resulting time to grow is represented in the following table. Use the data to estimate the population mean and standard deviation. [Hint: use S? = xX round to two decimals Plant Days 1 92 2 103 99 4 108 5 68 6 94 17 90 102 9 97 10 96 X = 094.9 096.7 O102.0 097.6 ONone of these S= O10.89 O118.54 06.58 043.34 ONone of these
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