1.1
1.2
1.3
1.4
100
Based on these data, estimate the number of strawberry smoothies ordered by the next ten guests.
3 strawberry smoothies
100
What is the mode of the following data list? 65, 67, 63, 64, 67, 66, 69, 67?
67
100
Between what months did rainfall decrease the most?
June and July
100
Given a standard die, determine the probability for the following events when rolling the die one time:
P(odd number)
1/2
200
A manager at a pizza parlor surveyed her customers to find out customers' favorite topping. If the average number of customers in one day is 300, how many of these customers are likely to choose olives as their favorite topping?
54
200
What is the mean of 87, 90, 93, 89, 88, 86, 95, 92, 86, 81?
88.7 or 89
200
In what year did home ownership increase the most?
In between 1994 and 1995 (10 and 11 years past '84)
200
There are 4 blue marbles, 5 red marbles, 1 green marble, and 2 black marbles in a bag. Suppose you select one marble at random. Find the following probability.
P(black)
1/6
300
Heather conducts a survey to find out how many students would like to join one of four proposed new clubs.
If there are 280 students in Heather’s school, estimate how many of these students would be interested in the chess club.
88 students
300
What is the IQR?
9
300
Estimate the value of the necklace in 1982.
About $4,100
300
There are 4 blue marbles, 5 red marbles, 1 green marble, and 2 black marbles in a bag. Suppose you select a marble at random and put it back.
P(red and black)
5/72
400
60 students were surveyed for who they voted for in the class election.
Predict how many people in the next 25 asked will vote for Stacey.
6.25 ~ 7
400
a) What is the IQR?
b) What is the median?
a) IQR: 9
b) 20
400
Estimate the number of visitors when the temperature was 94 degrees.
About 500
400
There are 4 blue marbles, 5 red marbles, 1 green marble, and 2 black marbles in a bag. Suppose you select a marble at random and put it back. Find the following probability.
P(green OR blue)
5/12
500
Predict the number of Apple users in the next 30 people Tom interviews.
7.5 so 8 people
500
What is the mean, median, mode, and range?
Mean: 15.2
Median: 16
Mode: 9
Range: 28
500
What is the relationship between beach visitors and outdoor temperature?
As the outdoor temperature increases, the amount of beach visitors increases.
500
There are 4 blue marbles, 5 red marbles, 1 green marble, and 2 black marbles in a bag. Suppose you select a marble at random and don't put the marble back. Find the probability.
P(red and blue)
5/33