Calling every 6th number in a phone list describes what type of sampling method?
What is systematic.
100
2.3 (Write as a percent.)
What is 230%
100
Identify the percent of change as an increase or decrease. Then find the percent of change, round to the nearest tenth if necassary... Original: 30 New: 50
What is increase, 66.7%
100
Identify the domain and range.
x: 4,2,-4,1,6
y: 6,3,7,-1,-3
What is domain: 4, 2, -4, 1, 6; range: 6, 3, 7, -1, -3
200
What is 3/10? (Write the fraction as a percent.)
30%
200
If a pollster were to let citizens post responses on the internet to a survey question, this would be an example of what type of sample method?
What is self-selected.
200
0.03 (Write as a percent.)
What is 3%
200
Identify the percent of change as an increase or a decrease. Then find the percent of change, round to the nearest tenth if necassary. Original: 73 New: 48
What is decrease, 34.2%
200
Identify the domain and range. (-2, 2), (-1, 1), (0, 0), (1, 1), (2, 2).
What is domain: -2, -1, 0, 1,2; range: 0, 1, 2
300
What is 25% of 76? (Find the percent of the number.)
19
300
Do you think students with good grades should be allowed to drive a year earlier than others?
What is biased.
300
1.95 (Write as a percent.)
What is 1.95
300
Identify the percent of change as an increase or decrease. Then find the percent of change, round to the nearest tenth if necassary. Original: 410 New: 195
What is decrease, 52.4%
300
Is this a function? (-8, -7), (-5, 4), (0, 4), (1, 9)
What is yes.
400
What is 50% of 24? (Find the percent of the number.)
12
400
Do you think Jones is a good mayor in spite of his questionable character? (Biased or unbiased)
What is biased.
400
0.237 (Write as a percent.)
What is 23.7%
400
Find the new amount. Increase 90 by 60%
What is 144.
400
Is this a function? (5, 6), (5,1), (7, 9), (9, 8)
What is no.
500
A jewlery store keeps track of the number of different types of jewlery it sells. Last week 31% of the jewlery sold were necklaces and 3/10 of the jewlery sold were earrings. Which type represents a larger percent of the jewlery sold last week?
What is necklaces.
500
Which do you prefer with a gourmet meal, water or a soft drink?
What is biased
500
0.662 (Write as a percent.)
What is 66.2%
500
Find the new amount. Decrease 60 by 20%.
What is 48.
500
Is this a function? Explain.
x: 6, 7, 7, 14
y: 5, 2, 5, 2
What is no because there are two of the same input numbers.