Scatterplots
Measures of centre
Linear equations
Simple interest
Compound interest
100
What axis is the dependent?
the y axis
100
3, 6, 8, 9, 12, 12, 15
What is the mode, and range of the above data set
mode: 12, Range: 12
100
if x = 2 , calculate the value of y for y=4x - 3
5
100
What is the formula for simple interest?
A = Pin
100
What is the formula for compound interest?
A = P(1+i)^n
200
What axis is the independent?
The x axis
200
20, 26, 22, 30, 18, 25
Calculate the mean of the above dataset
Mean: 23.5
200
Determine the pattern for the below table of values if y= 2x + (-2)
+2
200
Correctly identify what each variable in the simple interest formula.
A, P, I, N
Amount, Principle, Interest, Number of years
200
How does compound interest work?
You accumulate interest on your original investment value AND any previously accumulated interest
300
How do you draw a line of best fit?
Find the two data points furthest away from each other and ensure the line in directly between them
300
5, 5, 5, 3, 7, 12, 25, 8
Determine the outlier in the above data set and explain who it affects the data's mean (average)
25
300
The cost of hiring jumping castle can be represented by the equation C = 300 + 50h, where C is the total cost and h is the number of hours hired. How much would the castle cost for 8 hours?
$700
300
If Stacey is working part-time and invests $2000 at 8% interest. How much will she have in her account after 6 years?
$2960
300
If Miss Kruger purchases a second-and car for $8000 and pays $3000 upfront and acquires a loan for the remainder at an interest rate of 14% over 5 years, How much will she pay back the bank in total?
$5359.93
400
What is the line called that you draw between the two furthest data sets on a scatterplot?
Line of best fit/trendline
400
3, 3, 5, 6, 7, 10, 12, 20
Determine the Q0, Q1, Q2, Q3, and Q4 of the above dataset
Q0:3, Q1:4, Q2:6.5, Q3:11, Q4:20
400
You are buy 10kgs of vegetables from a farmer which gets delivered for a cost of $20. The cost can be represented by the equation C = 20 + 8w. Where C is the cost and w is the weight in kilograms.
How much is your total?
$100
400
If Michael invests $100 000 at 3.5% interest, how much interest will he have accumulated after 1 year?
$3500
400
Mr James invests $8,000 and accumulates interest daily at a rate of 3%. How much money would he have in the account after 5 years?
$9294.61
500
If the x axis is temperature, and they y axis is swimsuit sales, and the data is positive, what does that tell us?
That as temperature increases, swimsuit sales increase
500
1, 3, 5, 12, 10, 11, 15, 20, 27
Draw a box and whisker plot for the above dataset
Show Miss Larsen
500
What is is 8 + 4
12
500
If Joanne invests $50 000 in a saver account at 8.2% interest in one account, and $70 000 at a rate of 6.8% in another, what is the difference in interest that she will make between accounts after 2 years?.
9520 - 8200 - $1320
500
Miss Kaur invests $10,000 and accumulates interest monthly at a rate of 5%. How much money would she have in the account after 10 years?
$16470.09