Could You Pass This Math Exam? MCQ Quiz
(95).jpg "Could You Pass This Math Exam? MCQ Quiz")
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- 1.Which of the following is an arithmetic sequence?
- A.
1, 2, 4, 7, 13, ...
- B.
1, 2, 3, 6, 9 ...
- C.
1, 2, 4, 6, 8 ...
- D.
1, 2, 4, 8, 16 ...
- 2.A best-fit line drawn on a scatter plot _______________ .
- A.
Approximates the linear relationship of data points
- B.
Always has a positive slope
- C.
Must be drawn through the first and last data points
- D.
Is the line that goes through every data point
- 3.
![The scatter plot below shows the women's winning marathon times and the high temperatures on the marathons days. Which predication equation best shows how marathon times and temperature are related? - ProProfs]( "The scatter plot below shows the women's winning marathon times and the high temperatures on the marathons days. Which predication equation best shows how marathon times and temperature are related?")
The scatter plot below shows the women's winning marathon times and the high temperatures on the marathons days. Which predication equation best shows how marathon times and temperature are related?- A.
Y = - (1/8)x + 140
- B.
Y = (1/8)x - 140
- C.
Y = (1/8)x + 140
- D.
Y = 140
- 4.A best-fit line is drawn on a scatter plot showing the average daily temperature and the number of people at a public swimming pool. The slope of the line would probably be ________________.
- A.
Zero
- B.
Undefined
- C.
Negative
- D.
Positive
- 5.
![The correlation seen in the graph below would best described as:
- ProProfs]( "The correlation seen in the graph below would best described as:")
The correlation seen in the graph below would best described as:- A.
High positive correlation
- B.
Low positive correlation
- C.
High negative correlation
- D.
Low negative correlation
- 6.For 10 days, Taylor kept a record of the number of hours he spent listening to music. The information is shown in the table below. Day 1 2 3 4 5 6 7 8 9 10 Hours 9 3 2 6 8 6 10 4 5 2 Which scatter plot shows Taylor's data graphically?
- A.
![]()
- B.
![]()
- C.
![]()
- D.
![]()
- 7.A scatterplot is _________________________.
- A.
A line graphed in a portion of Q1 of the coordinate plane.
- B.
A set of data graphed as ordered pairs in a coordinate plane.
- C.
A table of set data.
- D.
A line graph.
- 8.The correlation coefficient, r, can take on any value within what range?
- A.
R ≥ 1
- B.
0 ≤ r ≤ 1
- C.
-1 ≤ r
- D.
-1 ≤ r ≤ 1
- 9.When data is graphed and a positive correlation is observed, the first set is always causing the effect seen in the second set of data.
- A.
True
- B.
False
- 10.The population of Redville grew from 5432 in 1990 to 7116 in 2000. Assuming the population is growing exponentially, predict the population of Redville in 2005.
- A.
About 8290
- B.
About 8360
- C.
About 8140
- D.
About 7960
- 11.If r = 0, there is a linear correlation.
- A.
True
- B.
False
- 12.Julie bought a house for $100,000 five years ago. If the value of the house has appreciated 5% per year, how much is it worth now? Round to the nearest tenths.
- A.
$ 127,628.15
- B.
$ 759,375.00
- C.
$ 127,628.16
- D.
$ 127,268.16
- 13.After graduation your parents gave you $1,500. You planned on saving $1,000 into a CD. You walked in to a bank the following day and told a banker you would like to have $2,000 after three years. The financial bank said their CD rates changes 1.6% every year and it's average rate is 9.4% and advises you will meet you goal. Do you agree?
- A.
Yes
- B.
No
- C.
There's not enough information to determine.
- 14.What is the 50th term of the arithmetic sequence 3, 7, 11, 15, ...
- A.
53
- B.
151
- C.
199
- D.
203
- 15.A car bought for $13,000 depreciates at 12% per annum. What is its value after 7 years?
- A.
$5463.15
- B.
$5312.78
- C.
$5312.79
- D.
$5546.78
Questions: 8 | Attempts: 1576679 | Last updated: Sep 3, 2020
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