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Alg/Trig : Probability and Statistics (3 ED)
Day
Topics
HW
1 Summation symbol
pg 687 #1, 2, 4, 8, 15, 19, 26
2 Mean, median, mode, range
pg 695 #9, 10, 12, 13, 15, 18
pg 700 #6ab
3A Standard deviation
pg 706 #1, 2, 6, 7, 11, 12
3B More Standard deviation
pg 706 #3, 4, 5, 8, 10
4 Normal distribution
pg 712 #1 - 4, 6, 8, 10, 14, 16
5 Grouped data
pg 720 #1, 2, 7, 9, 10
6 Permutations, combinations, and
probability
**QUIZ**
pg 733 #2, 4, 5, 9, 12, 13, 17, 19 - 21, 32
pg 737 #1 - 11, 14
7 Binomial distribution
pg 741 #1, 3, 5, 7, 8, 10, 11
8 At least and at most
pg 745 #1, 5-12, 22, 30
9 Binomial theorem
pg 750 #1, 6, 9, 11, 18, 27
10A Review Day
Sheet A
10B Review Day
pg 752 #1-8, 17, 18, 29, 30, 31
11 **TEST**
Grade
Answers: Statistics and Probability (3 ED) pg1
(1)pg 687(14)
4
1) 42
2) 20
4) 14
8) 45
15) 1
19)

i
i+1
26) (3)
i=1
(2)pg 695(14)
9) none
15) 68
10) 1 12) 4.5
18) 100
13) 1
(2)pg 700
6) 0
(3A)pg 706(8)
1) a. 24
c. 6.5
6) a. 187
b. 3.3
11) (3)
2) a. 125
7) a. same
12) 6.25
(3B)pg 706(10)
3) a. 3
b. 1.4
5) a. 59
b. 2.4
4) a. 7
8) a. 9.6
(4)pg 712(8)
1) 50th
8) (1)
2) 68
10) a. (3)
(5)pg 720(6)
1) a. 11
b. chart
c. 1.8
9) a. 20
b. 20
c. 20
11) a. 30
b. 2.5 c. no
b. 4
b. 8.2
(6)pg 733(3)
2) 1680
4) 56
13) 27405
17) 4095
32) a. 36
b. 20
c. 84
d. 60
(6)pg 737
1) 4/6 =2/3
2) 3/7
6) 1/4
7) 4/52 = 1/13
10) a. 80% or 4/5
b. 90% or 9/10
11) a. 1/10 b. 1/100,000
5) 56
19) 720
10) a. 2.5
4) 95
14) a. 6.5
b. (1)
2) a. 24
e. 5.7
d. Sean
b. 3.2
b. 1.0
3) 16th
d. 21
c. 4.6
b. 3.07
b. 38
6) 4
16) a. 7
b. .8
b. 11.5
7) 3.46
10) a. 81 b. 9
9) 715
20) 2,598,960
3) 3/8
4) 3/5
8) 12/2652 = 1/221
9) a. 1/4
c. 72% or 18/25
14) 90/210 = 3/7
(10/15 ● 9/14)
12) 15
21) a. 210
5) 1/4
b. 1/2
c. 1/8
b. 35
d. 3/8
Answers: Statistics and Probability (3 ED) pg2
(7)pg 741(5)
1) a) 1. 1/16 2.
b. 1/1296
5) 54/125
1 54 5
10) a. 10C55 5
   
1 91 1
11) a. 10C92 2
   
1/4 3. 3/8 4. 1/4 5. 1/6
b) 1
3) a. 20/1296 = 5/324
c. 25/216
7) (4)
8) (2)
1 14 9
1 94 1
b. 10C15 5
c. 10C95 5
   
   
1 101 0
1 91 1
1 101 0
b. 10C102 2
c. 10C92 2 + 10C102 2
   
   
   
(8)pg 745(7)
1) a. 4/16
b. 1/16
c. 5/16
d. 1/16
6) 171/1296 = 57/432 = 19/143
7) 2/5
8) 3/5
9) 4/25
10) 9/25
22) 48/81 = 16/27
0
e. 1/4
f. 5/16
11) 16/25
5
1
5) 7500/7776 = 625/648
12) 21/25
4
30) 5C0(.02) (.98) + 5C1(.02) (.98)
(9)pg 750(16)
1) x6 + 6x5y + 15x4y2 + 20x3y3 + 15x2y4 + 6xy5 + y6
6) x4 - 8x3 + 24x2 - 32x + 16
9) 6a2b2
11) 90x3y2
18) -1080a2
(10B) pg 752(5)
1) 120
2) 120
3) 20
4) 1
17) a) 3/32
b) 1/64
c) 7/64
18) a) 48/125
b) 112/125 c) 13/125
29) (3)
30) (4)
31) (3)
5) 1
d) 20/64
d) 96/625
27) (4)
6) 792
7) 12
e) 21/32
f) 21/32
8) 7
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