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a A randomsurvey was conducted to determine the
cost of residential gas heat. Analysis of the survey
results indicated that the mean monthly cost of gas
was $125, with a standard deviation of $10.
l . Which of the following
AP Statistics
Name:_DLﬂlL
Semester I Examination
Section I
Questions 1-30
Spend approximately 60 minutes on this part of the exam.
Directions: The questions or incomplete statements below are each followed by ﬁve possible answers or
completions. Select th
AP Statistics Practice Exam 1 ( 289
AP Statistics Practice Exam 1
SECTION I
Time: 1 hour and 30 minutes
Number of questions: 40
Percentage of total grade: 50
Directions: Solve each of the following problems. Decide which is the best of the
choices giv
AP Statistics
Notes on Exponential Modeling
date
.
The following data shows the reproduction patterns of a certain species of termite in Mozambique.
Data was recorded over a period of two years.
Number of termites 9.55
Days
3
18.65 36.43 71.16 138.98
6
9
'fﬂ.’ ,
,r ."ew'
Test 14C AP Statistics Name:
Directions: Work on these sheets. A table of 1‘ distribution critical values is attached.
Part 1: Multiple Choice. Circle the letter corresponding to the best answer.
Questions [—3 refer to the following sit
Solutions to AP Statistics Midterm Reviews 3 & 4
Review #3
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
13.
14.
15.
16.
17.
18.
19.
B
C
E
B
C
D
D
A
D
B
C
B
C
B
B
C
C
D
D
Review #4
1. B
2. C
3. B
4. B
5. E
6. E
7. E probably II, but not necessarily
8. C
9. B
10.
time
Quantity
0
1000
1.386294
2000
-1.386294 500.0002
0
1000
1 1648.721
2 2718.282
3 4481.689
4 7389.056
5 12182.49
6 20085.54
7 33115.45
8 54598.15
9 90017.13
It will take 1.39 years for the quantity to
double.
Let t=time in years and Q=Q
It is not possi
t
C(t)
0
3
6
-24.9775
ant
3000 150000
2834.734 158745.1
2694.08 167032.9
100000
4500
t
C(t)
6 117032.9 cummuters will be using the subway 6 months from now
x
Ant v(t)
0
0
FTC
(distance)
180
1049792400
1049792400 meters
75000
150000
x
Ant f(x)
Ant g(x)
1
2
price (L)
number of
surgeries
(S)
1000
5000
152
40
price (L)
Demand (S) Supply (S) Supp-Dem
0
180
-1500
-1680
1000
152
-1300
-1452
c) At $3000 per eye, there will be a surplus of time slots for scheduling this
2000
124
-700
-824 procedure.
3000
96
300
204
a
b
5
n
10
a. Total Area
a
n
10
b. Total Area
a
25
dx
50
n
10
c. Total Area
0.2
ith rect
0.1
dx
500
2541.374
f(xi)
Ai
5 477.025
95.405
5.2 481.7078 96.34157
5.4 486.1124 97.22247
5.6 490.2386 98.04771
5.8 494.0864 98.81729
6 497.656 99.5312
9.4 515.7556 1
Wesley Kivett Shahna Arps Anthropology April 15, 2008
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