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17 questions
Q3. A card is drawn from a pack of 52 cards. The probability of getting a queen of club or a king of heart is
1/13
2/13
1/26
1/52
Q6. Bag contain 10 back and 20 white balls, One ball is drawn at random. What is the probability that ball is white
1
2/3
1/3
4/3
Q7. Sum of mode and median of the data
12, 15, 11, 13, 18, 11, 13, 12, 13
26
31
36
25
Side c measures 35 and side b measures 21. What is the length of side a?
28
32
27
25
What percentage of people either like action, romance or science fiction movies
best?
Around 33%
Around 50%
Around 25%
Around 75%
The heights of nine basketball players at Northside High School were recorded.
62 in. 65 in. 69 in. 68 in. 70 in. 71 in. 66 in. 65 in. 65 in.
What is the median height of these nine players?
65
66
68
71
A police officer recorded the speeds of twelve cars on the highway. She then put these speeds into a stem-and-leaf plot. What is the mode speed of cars?
32
46
52
there is no mode for this data
Mrs. Brown wants to assign eight homework problems to her Algebra 1 class tonight. If there are eleven problems she could choose from, how many different homework sets could she assign?
88
165
495
990
The dot plot represents the shoe size of the players on a professional basketball team. What is the mean of the dot plot? Round the answer to the nearest whole number. Hint: Use the formula sheet to determine the formula(s) needed to solve the problem.
12
14
15
17
Q8. When rolling a 6-sided die, what is the probability of rolling 3 or greater?
1/3
1/6
1/2
2/3
Q10. Which of the following elements can be added to the data set
{3,4,4,4,5,5,5,6,6,7}
so that its mode(s) remain unchanged?
I: 3
II: 5
III: 7
I and III only
I, II, and III
I and II only
II and III only
Q12. Roll a fair dice. Then flip a coin. What's the probability of rolling a 3 or greater, and then flipping a heads?
4/7
1/3
2/3
5/7
Q13. Seven boys and three girls are finalists in a drawing. The ten names are placed into a hat, and two are drawn at random. What is the probability that the names of one boy and one girl will be drawn?
21/100
3/7
7/15
2/9
The manager of an apartment complex ordered the air conditioners in the apartments to be replace. The list shows how many years each air conditioner had been in service.
12.2, 13.7, 11.9, 13.4, 11.9, 12.3, 12.9, 11.8, 13.3, 13.6
What is the median number of years that an air conditioner had been in service?
11.9
12.1
12.6
12.7
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