Homework 8:00 |
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Homework 9:00 |
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Homework 10:00 |
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1. Find p(HR ≤ 84) |
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1. Find p(RHR ≤ 80) |
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1. Find p(RHR ≤ 84) |
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2. Find p(HR ≥ 84) |
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2. Find p(RHR ≥ 80) |
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2. Find p(RHR ≥ 84) |
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3. Find p(60 ≤ HR ≤ 84) |
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3. Find p(58 ≤ RHR ≤ 80) |
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3. Find p(58 ≤ RHR ≤ 84) |
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sample size n |
19 |
sample size n |
38 |
sample size n |
63 |
sample mean xbar |
73.68 |
sample mean xbar |
69.79 |
sample mean xbar |
69.59 |
stdev sx |
7.58 |
stdev sx |
8.66 |
stdev sx |
9.13 |
mean + one stdev |
81.26 |
mean + one stdev |
78.45 |
mean + one stdev |
78.72 |
mean – one stdev |
66.1 |
mean – one stdev |
61.13 |
mean – one stdev |
60.46 |
area to the left of 60 |
0.04 |
p(RHR ≤ 58) |
0.09 |
p(RHR ≤ 58) |
0.102 |
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Raw data |
HR 8:00 |
Raw data |
HR 9:00 |
Raw data |
HR 9:00 |
15 |
60 |
15 |
60 |
20 |
80 |
21 |
84 |
18 |
72 |
17 |
68 |
20 |
80 |
11 |
44 |
20 |
80 |
20 |
80 |
19 |
76 |
20 |
80 |
18 |
72 |
18 |
72 |
19 |
76 |
20 |
80 |
15 |
60 |
17 |
68 |
17 |
68 |
16 |
64 |
15 |
60 |
18 |
72 |
15 |
60 |
14 |
56 |
20 |
80 |
18 |
72 |
17 |
68 |
17 |
68 |
15 |
60 |
15 |
60 |
18 |
72 |
16 |
64 |
19 |
76 |
18 |
72 |
15 |
60 |
18 |
72 |
20 |
80 |
16 |
64 |
15 |
60 |
16 |
64 |
17 |
68 |
10 |
40 |
17 |
68 |
20 |
80 |
17 |
68 |
15 |
60 |
18 |
72 |
15 |
60 |
20 |
80 |
17 |
68 |
19 |
76 |
21 |
84 |
18 |
72 |
16 |
64 |
19 |
76 |
16 |
64 |
18 |
72 |
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|
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20 |
80 |
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18 |
72 |
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21 |
84 |
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16 |
64 |
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20 |
80 |
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17 |
68 |