Question

1. 4.1 Calculate the mean and median for each of the following data sets. (a) 6, 10, 7, 14, 8 (b) 2, 1, 4, 2, 1 4.2 Calculate the mean and median for each of the following data sets. (a) 4, 7, 3, 6, 5 (b) 24, 28, 36, 30, 24, 29 (c) \( -2, 1, -1, 0, 3, -2, 1 \) 4.3 Eight participants in a bike race had the following finishing times in minutes. 28, 22, 26, 33, 21, 23, 37, 24 Find the mean and median for the finishing times. 2. 4.20 A large mail-order firm employs numerous persons to take phone orders. Computers on which orders are entered also automatically collect data on phone activity. One variable useful for planning staffing levels is the number of calls per shift handled by each employee. From the data col- lected on 25 workers, calls per shift were (courtesy of Land's End) 118 118 57 92 127 109 96 68 73 69 106 91 93 94 102 105 100 104 80 50 96 82 72 108 73 calculate the sample mean.

          1.
4.1 Calculate the mean and median for each of the following data sets.
(a) 6, 10, 7, 14, 8
(b) 2, 1, 4, 2, 1
4.2 Calculate the mean and median for each of the following data sets.
(a) 4, 7, 3, 6, 5
(b) 24, 28, 36, 30, 24, 29
(c) \( -2, 1, -1, 0, 3, -2, 1 \)
4.3 Eight participants in a bike race had the following finishing times in
minutes.
28, 22, 26, 33, 21, 23, 37, 24
Find the mean and median for the finishing times.
2.
4.20 A large mail-order firm employs numerous persons to take phone orders.
Computers on which orders are entered also automatically collect data
on phone activity. One variable useful for planning staffing levels is the
number of calls per shift handled by each employee. From the data col-
lected on 25 workers, calls per shift were (courtesy of Land's End)
118 118 57 92 127 109 96 68 73
69 106 91 93 94 102 105 100 104
80 50 96 82 72 108 73
calculate the sample mean.

1.
4.1 Calculate the mean and median for each of the following data sets.
(a) 6, 10, 7, 14, 8
(b) 2, 1, 4, 2, 1
4.2 Calculate the mean and median for each of the following data sets.
(a) 4, 7, 3, 6, 5
(b) 24, 28, 36, 30, 24, 29
(c) -2, 1, -1, 0, 3, -2, 1
4.3 Eight participants in a bike race had the following finishing times in
minutes.
28, 22, 26, 33, 21, 23, 37, 24
Find the mean and median for the finishing times.
2.
4.20 A large mail-order firm employs numerous persons to take phone orders.
Computers on which orders are entered also automatically collect data
on phone activity. One variable useful for planning staffing levels is the
number of calls per shift handled by each employee. From the data col-
lected on 25 workers, calls per shift were (courtesy of Land's End)
118 118 57 92 127 109 96 68 73
69 106 91 93 94 102 105 100 104
80 50 96 82 72 108 73
calculate the sample mean.

Added by Stephen F.

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