stud
bud
Sign up
Log in
Home
Library
Explore
SAT
More
Paper 1 Core Maths Flashcards | StudBud
Explore
/
Paper 1 Core Maths
Paper 1 Core Maths
32 terms
·
StudBud Administration
·
44 plays
Imported from external platform
Flashcards
32 cards
F
Practice quiz
P
Host live
L
Questions
32
Answers
1
0.155 to a percentage
155%
150%
15.55%
15.5%
2
To reduce the variability of estimates from a simple random sample, you should
use a count, not a percent
use a smaller sample
use a larger sample
use a percent, not a count
3
if after personal allowance the taxable income is £6000 how much tax will be charged?
£800
£1000
£600
£1200
4
Stratified sampling is when the sampling frame is divided by certain characteristics then a random sample is taken
True
False
5
What is the basic rate for Income Tax?
25%
15%
10%
20%
6
What's one way to avoid bias in a good sample survey?
Randomization
Large enough sample
Convenience sampling
Good survey questions
7
you have an invoice for £24 including VAT the net amount is
£24.00
£16.00
£4.00
£20.00
8
A shirt (£40) with 15% discount, the calculation for the new discounted price is...
40 - 15%
40 x 0.85
40 ÷ 0.85
40 x 15%
9
What is discrete data?
“The data that can take any value”
“Information that can only take certain value”
“Numerical numbers”
“Collection of facts “
10
What is the Income Tax personal allowance for 2020-21?
£9 500
£50 000
£12000
£12 500
11
What does the point labeled C represent on the box plot?
Range
Mean
Mode
Median
12
Why are Fermi problems quite accurate?
Because the overestimates and underestimates balance each other out
Because we are usually good at making estimates
Because we can use a calculator
Because we can rely on laws of physics
13
What do the points labeled A and E represent on the box plot?
Mean and Mode
Least and Greatest Value
Lower and Upper Quartile
Mean and Median
14
Write the decimal as a percent.
90%
0.9%
0.09%
9%
15
What is primary data
Information obtained first hand by the researcher
Information that has already been collected
The use of graphs, tables and summary statistics
Research about research
16
What does the length of the box plot tell you about the data set?
How many quartiles the box plot has.
How many data points are in the data set.
How close or far apart the data is grouped.
How many times a certain data value occurs.
17
What is the IQR of this box plot?
9
4
42
5
18
To calculate the interest (at 3.5%) for £2000, you need to...
2000 x 0.035
2000 x 0.35
2000 x 0.0035
2000 x 3.5
19
Which box plot has the larger range?
B
A
Both
Neither
20
In this stem and leaf plot, 9|4 means
94%
9.4%
$94
An "A"
21
What is Continuous data?
“Numerical numbers”
“Information that can only take certain”
“Collection of facts”
“The data that can take any value”
22
If you earn £80 000 a year, what is the highest rate of Income Tax you'd pay?
45%
20%
40%
0%
23
What is the median of the box plot?
17
16
18
14
24
An example of simple random sampling is
asking 10 shoppers at Polo about their favourite store
selecting all of your friends to complete a survey
a survey of McDonald's employees on the quality of food
assigning numbers to people and randomly generating a number
25
Qualitative data is:
non-integer data
whole number observations
non-numerical observations
numerical observations
26
What is the inter quartile range of this box plot?
8
6
10
4
27
Apart from income tax and NI, what is normally taken off from the gross salary?
Credit Card loans
Pay day loan
Pension
phone bills
28
A sample is representative when
Participants randomly assigned
undesired populations left out
All individuals have an equal chance of representation
When the sample is large in number
29
What is quantitative data?
Information that has already been collected by someone else.
Data that can be counted
Information has been obtained first hand by the researcher
Data is expressed in words and non numerical data.
30
A sample has bias if all members of the population are equally likely to be selected.
False
True
31
National Insurance is payable by all those aged:
Between 20 and state pension age who are working
Between 18 and state pension age who are working
Between 16 and state pension age who are working
Between 21 and state pension age who are working
32
What is Secondary Data?
Data that you collect
Data collected from you using focus group interview
Data that someone else collects
Data collected from you using a questionnaire
