WorksheetsTechnical Math Module 28-30 Review Part 2
Total questions: 12
Worksheet time: 17mins
Thirteen clementines are weighted. Their masses, in grams, are:
82, 90, 90, 92, 93, 94, 94, 102, 107, 107, 109, 109, 109
What is the mean?
(a)
Thirteen clementines are weighted. Their masses, in grams, are:
82, 90, 90, 92, 93, 94, 94, 102, 107, 107, 109, 109, 109
What is the median?
(a)
Thirteen clementines are weighted. Their masses, in grams, are:
82, 90, 90, 92, 93, 94, 94, 102, 107, 107, 109, 109, 109
What is the mode?
(a)
If an event is impossible, its probability is (a) ?
If an event is certain to happen, its probability is (a) .
For U.S. females, the average height is around 63.5 inches and the standard deviation is 3 inches.
About 68% of the women should be between ___ and ___ inches tall.
60.5 and 66.5
59.5 and 67.5
60.5 and 63.5
63.5 and 66.5
For U.S. females, the average height is around 63.5 inches and the standard deviation is 3 inches.
About 95% of the women should be between ___ and ___ inches tall.
56.5 and 63.5
57.5 and 63.5
56.5 and 70.5
57.5 and 69.5
For U.S. females, the average height is around 63.5 inches and the standard deviation is 3 inches.
About 99.7% of the women should be between ___ and ___ inches tall.
53.5 and 73.5
54.5 and 72.5
55.5 and 71.5
56.5 and 70.5
For the Broncos, the mean number of wins is 9.1, and a spreadsheet tells us that the standard deviation is 2.6 wins. There is a 95% chance of the broncos winning between ____ and ____ games in a season.
6.5 and 11.7
3.9 and 14.3
1.3 and 16.9
A bowl of Tootsie Rolls Fruit Chews contains the following:
8 cherry, 6 lemon, 4 lime, 1 orange, 1 vanilla
If one Tootsie Roll is randomly selected from the bowl, what is the probability that it is cherry?
8/19
2/5
1/2
7/20
A bowl of Tootsie Rolls Fruit Chews contains the following:
8 cherry, 6 lemon, 4 lime, 1 orange, 1 vanilla
If one Tootsie Roll is randomly selected from the bowl, what is the probability that it is lemon or lime?
3/5
1/2
11/20
9/20
A bowl of Tootsie Rolls Fruit Chews contains the following:
8 cherry, 6 lemon, 4 lime, 1 orange, 1 vanilla
If one Tootsie Roll is randomly selected from the bowl, what is the probability that it is not orange or vanilla?
17/20
3/4
9/10
19/20
