Name _____________________________
Date ___________________
Calculating the Range, Variance, and Standard Deviation
(Answer ID # 0558392)
Calculate the values to the nearest tenth.

1.  33, 98, 25, 63, 25, 20, 33, 1, and 75.
Write the range:  _________

2.  96, 99, 89, 99, 99, and 24.
Write the range:  _________

3.  15.3, 21.7, 15.1, 8, -21, 32.4, 5.8, -19, -16.9, and -21.
Write the range:  _________

4.  -8.5, -14.4, 15.4, -21.9, 29.4, 33.8, 5.8, -13.7, -23.4, and -21.9.
Write the range:  _________

5.  Given the following:
69.3, 36.3, 55.3, 38, 68.6, 72.3, 35.2, 67.1, 56, and 52.9.
Write the range:_________ Write the variance:_________ Write the standard deviation:_________

6.
52 Week
High
52 Week
Low
Stock Dividend
In Dollars
Close
$278.70 $221.64 KZP $14.55 $242.48
$75.04 $65.52 GYU $0 $69.39
$148.61 $136.91 FJY $1.38 $138.02
$57.87 $43.22 LST $2.14 $53.56
$202.91 $150.60 ZQO $10.01 $166.89
$265.66 $158.59 RXT $4.53 $226.53
$287.40 $252.73 BLE $25.66 $285.09
$197.01 $132 OZS $11.93 $149.10
$295.13 $285.98 GXL $26.35 $292.80
$62.67 $56.04 PAH $3.41 $56.78
$279.78 $249.93 HSM $7.60 $253.23
$247.73 $174.29 OTQ $10.54 $175.59
$45.88 $6.44 LXG $0 $23.35
$67 $7.93 RNU $1.02 $50.86

  Find the range, variance, and standard deviation for the closing prices of the given stocks..
Write the range:_________ Write the variance:_________ Write the standard deviation:_________

7.  Given the following annual mutual fund returns:
-44.22
-40.97
40.28
-49.87
4.11
14.83
13.67
13.96
17.49
2.91
1.57
22.12
9.62
51.3
10.39
23.86
-40.55
43.71
-42.55
9.92
.
Write the range:_________ Write the variance:_________ Write the standard deviation:_________

8.  Given the following prices of used homes (in thousands):
113.1
112.1
76.1
136.9
102.8
159.3
174.8
119.5
110.7
89.7
191.5
143.4
130.2
127.4
151.7
119.4
136.6
118.6
150.8
119.9
.
Write the range:_________ Write the variance:_________ Write the standard deviation:_________

9.  Given the following:
53.05, 80.3, 199.67, 200.62, 139.44, 155.93, 108.2, 150.99, 133.88, and 85.57.
Write the range:_________ Write the variance:_________ Write the standard deviation:_________

10.  Given the following grades:
78, 58, 97, 78, 58, 80, 95, 90, 80, 85, 64, 60, and 65.
Write the range:_________ Write the variance:_________ Write the standard deviation:_________

11.  Given the following:
32, 53, 91, 130, 143, 168, 163, 140, 52, and 92.
Write the range:_________ Write the variance:_________ Write the standard deviation:_________

12.  Given the following prices of used cars:
$7,500
$9,000
$36,300
$11,100
$12,700
.
Write the range:_________ Write the variance:_________ Write the standard deviation:_________