From 9fc4ee8b02e7ff4ea5ce9b3cf371f7d021ec3f4e Mon Sep 17 00:00:00 2001
From: Lavi1920 <lavitha1920@gmail.com>
Date: Sun, 4 Nov 2018 14:17:54 +0000
Subject: [PATCH 1/3] Done

---
 __pycache__/__init__.cpython-36.pyc           | Bin 163 -> 150 bytes
 .../__pycache__/__init__.cpython-36.pyc       | Bin 177 -> 164 bytes
 .../__pycache__/build.cpython-36.pyc          | Bin 560 -> 577 bytes
 q01_cond_prob/build.py                        |  16 ++++++++++++++--
 .../tests/__pycache__/__init__.cpython-36.pyc | Bin 183 -> 170 bytes
 .../test_q01_cond_prob.cpython-36.pyc         | Bin 1691 -> 1678 bytes
 6 files changed, 14 insertions(+), 2 deletions(-)

diff --git a/__pycache__/__init__.cpython-36.pyc b/__pycache__/__init__.cpython-36.pyc
index 2ba0c8128ed226d8795f0b8b0cc1481272d86b4c..b4e55890134551aed1adee4f41c278e92dd20135 100644
GIT binary patch
delta 50
zcmZ3?IE|6Rn3tC;e$U?Mi5%u~&iWboxvBa-iDj9FmPQ8p;rT_`#RZAUsrt$JDX9~)
FECGO05IO(=

delta 63
zcmbQnxR{Z{n3tF9(7ooUi5%wI0s0yFxvBbzNg0{?F8Rr&xv6<2#ro+*sg;Q(`MLUu
SIXMaiMfq8&$tA@TV=V!to)(V)

diff --git a/q01_cond_prob/__pycache__/__init__.cpython-36.pyc b/q01_cond_prob/__pycache__/__init__.cpython-36.pyc
index a5c1ab27a925d7c6ab904d43c42e33fb15ea64d6..9d0cd1c6f245ac9058ca65535baa36f9b8d3ef86 100644
GIT binary patch
delta 50
zcmdnUxP+0zn3tC;e$U?Mi5%u~f%+NwxvBa-iDj9FmPQ8p;rT_`#RZAUsrt$JDX9~)
F+yRG*5OM$j

delta 63
zcmZ3&xRH^=n3tF9(7ooUi5%wIarzngxvBbzNg0{?F8Rr&xv6<2#ro+*sg;Q(`MLUu
SIXMaiMfq8&$tA@TW8DF+_!h?i

diff --git a/q01_cond_prob/__pycache__/build.cpython-36.pyc b/q01_cond_prob/__pycache__/build.cpython-36.pyc
index 4654504299c0bacbf40adc47f518204d14780447..81b773b5fa28846efbd0f99b8ef8ef503e3fafbe 100644
GIT binary patch
delta 246
zcmdnMa*&17n3tEU_5Z!-UlTcN_&69C7?^?B8HkG$CQjD0sAaBUs$rC7sAZ{PN@0;;
zs9^+=Kt3yw&kE)PNg$uChNXs8grSB_grSzbhJE4#Q$~)-VvNdGw-_sKF(%$(OuEIG
z9L1KLpO+F}u#%yO8)(HZKmCmS+*Ey^#Ij67OCtmQ@cg3e;)2BFRQ=@ql+?*}j5g9B
zClw0-2?j<kMlnVXAQS*X9>yZx$!8gj40(YvV8f6I9-!DQ4x8Nkl+v73JCKKp*?<HO
J69*#~697H<HGKd8

delta 229
zcmX@evVn!un3tC;QGRaJ$%&jbd@KwM3?S?b#Kk@nCu^$IFr~0aFw`)DNNENU1|Xjm
z%m<Pnel2qi^TaQvj4YG27?oY41d{XfQZh?2^YapO;tPuMlU6bmu>%eJ6|J9<pPQ<m
zn3R#J?~<Qfnwy$eQmmg|lv<fslAo)en3JObRGyWZTv9x_ozX^^2jl_{Ai==M#VE$8
s!C1sO`5vQ@Atz7-Y$6f?Qg(~OCO1E&G$+-L3CJsE0}?z;986qn0LSn&e*gdg

diff --git a/q01_cond_prob/build.py b/q01_cond_prob/build.py
index 46a16ee..d115543 100644
--- a/q01_cond_prob/build.py
+++ b/q01_cond_prob/build.py
@@ -1,12 +1,24 @@
+# %load q01_cond_prob/build.py
 # So that float division is by default in python 2.7
 from __future__ import division
 
 import pandas as pd
-
 df = pd.read_csv('data/house_pricing.csv')
 
+def cond_prob(df):
+    all_houses = df.shape[0]
+    houses_in_OldTown = df[df['Neighborhood'] == 'OldTown'].shape[0]
+    x=houses_in_OldTown/all_houses
+    a=houses_in_OldTown/all_houses
+    b=(houses_in_OldTown - 1)/(all_houses - 1)
+    c=(houses_in_OldTown - 2)/(all_houses - 2)
+    cond_p= a*b*c
+    return cond_p
+
+
+
+
 
-# Enter Code Here
 
 
 
diff --git a/q01_cond_prob/tests/__pycache__/__init__.cpython-36.pyc b/q01_cond_prob/tests/__pycache__/__init__.cpython-36.pyc
index 9e8f52b9670fef7c8ebeab5aaf783861596b3735..b73a3372846693d9db2dc33ed2b8091e7a8f5cb5 100644
GIT binary patch
delta 50
zcmdnaxQda(n3tDp@}9lX6FJP~!u2!qb5r$w63a3TEsYHH!}E)>iwhEyQ}vVcQ&J~p
G`2qlv_7J`R

delta 63
zcmZ3*xSf&1n3tF9Mq+E!L=JQ96#b0++*JL<q>M~`m;B_?+|<01V*T`@)XKz?{9OIS
SoE(LMqWrAX<dWivvAzJFB^G)B

diff --git a/q01_cond_prob/tests/__pycache__/test_q01_cond_prob.cpython-36.pyc b/q01_cond_prob/tests/__pycache__/test_q01_cond_prob.cpython-36.pyc
index e8852e97b2c7d11e7e2c94ad7d3101fc05eb2f6d..309e2744793f9ff8691ec25fbf501555a47e4e7a 100644
GIT binary patch
delta 53
zcmbQu+sDgc%*)F)dC%VHjU0O!<r4KX@^e%5eG<zu4K0lf^uzOuvWp86lT-DR^HWkc
Je_&kA0szo+5?TNN

delta 66
zcmeC<oz2T(%*)GlBe6AVBgbAw?L7UA{M=Oi#H5T&eV6>?(%jU%l4AYzqSVU7lKfo#
W#GD+3f};Ga)Z~)l&5s#Zvj70@C>Rz1


From df6b39ff370c4f853c1d8bf8a9203e5f19ac7b1e Mon Sep 17 00:00:00 2001
From: Lavi1920 <lavitha1920@gmail.com>
Date: Sun, 4 Nov 2018 14:26:50 +0000
Subject: [PATCH 2/3] Done

---
 .../__pycache__/__init__.cpython-36.pyc       | Bin 187 -> 174 bytes
 .../__pycache__/build.cpython-36.pyc          | Bin 718 -> 690 bytes
 q02_confidence_interval/build.py              |  16 +++++++++++++++-
 .../tests/__pycache__/__init__.cpython-36.pyc | Bin 193 -> 180 bytes
 ...est_q02_confidence_interval.cpython-36.pyc | Bin 2316 -> 2303 bytes
 5 files changed, 15 insertions(+), 1 deletion(-)

diff --git a/q02_confidence_interval/__pycache__/__init__.cpython-36.pyc b/q02_confidence_interval/__pycache__/__init__.cpython-36.pyc
index 741ad2df56ebd795144517f30579112c8725c917..e97fa20ad90c028017046557f7486af5656bb9cb 100644
GIT binary patch
delta 50
zcmdnZxQ>y-n3tC;e$U?Mi5%u~(fS$rxvBa-iDj9FmPQ8p;rT_`#RZAUsrt$JDX9~)
F0s)M&5Sjo0

delta 63
zcmZ3-xSNr~n3tF9(7ooUi5%wI8TuLdxvBbzNg0{?F8Rr&xv6<2#ro+*sg;Q(`MLUu
SIXMaiMfq8&$tA@TV*>%TrWWr2

diff --git a/q02_confidence_interval/__pycache__/build.cpython-36.pyc b/q02_confidence_interval/__pycache__/build.cpython-36.pyc
index b478df2185179a11ca8a5a753fb3aedba6bb2ba4..e9a34fdb2b548d62c64c5b80f2e0fd3a0cc36a0d 100644
GIT binary patch
literal 690
zcmZuuJCD>b5VoB-n|&MwARZm<Hk;$9kZyU10*cc$6d)rJnb^6@k~qe87HyQRmVd!7
z;4itMprYXiP%#dNbOke-Z|s@zJUow%j%Hu+_je^h=m)w+a7WKT>?;6)1g;VLtMP^~
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zHtF**C!5sm=Wt|6r-S~6%nYJ`zlD!#WOl~4)x*ap$Jv|Ke6*SuGAmjkvr3iHNaZSC
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literal 718
zcmZuvyN(kv6tz8`$t2mVkXXSY3TUUvAZS-S#7amAZ9{|HjJ&od@n~MLok)q2Dzy6v
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z&fu&e>;MR-_#EOAKfqxpo0$}7xR}uWb{@3NFcY8j!%eIwy<~B_Zu+e!ZSPYUrYwfx
v5?PvQ=rqvTH9ir`P74)u!xitr`OuhNHJx17>NWhW$PQGBC*UR^y}<tf7n8zU

diff --git a/q02_confidence_interval/build.py b/q02_confidence_interval/build.py
index 023b81e..a15771a 100644
--- a/q02_confidence_interval/build.py
+++ b/q02_confidence_interval/build.py
@@ -1,3 +1,4 @@
+# %load q02_confidence_interval/build.py
 # Default imports
 import math
 import scipy.stats as stats
@@ -5,9 +6,22 @@
 import numpy as np
 df = pd.read_csv('data/house_pricing.csv')
 sample = df['GrLivArea']
-
+#print(sample)
 
 # Write your solution here :
+def confidence_interval(df):
+    mean = np.mean(sample)
+    print('mean=', mean)
+    stand_error = stats.sem(sample)
+    print('std_err=',stand_error)
+    z_value = stats.norm.ppf(0.95)
+    print('z value=', z_value)
+    low_val = mean - (z_value * stand_error)
+    up_val = mean + (z_value*stand_error)
+    return low_val,up_val
+    
+confidence_interval(df)
+
 
 
 
diff --git a/q02_confidence_interval/tests/__pycache__/__init__.cpython-36.pyc b/q02_confidence_interval/tests/__pycache__/__init__.cpython-36.pyc
index 2eb0cc486e78e2a412ba8dab98d1f27df5f7cde5..86ac045d95ae447811b7b80f82872359ee63a74a 100644
GIT binary patch
delta 50
zcmX@exP_6!n3tC;e$U?Mi5%u~iTWA&xvBa-iDj9FmPQ8p;rT_`#RZAUsrt$JDX9~)
F!U2!U5V8OO

delta 63
zcmdnOc#x69n3tF9Mq+E!L=JQ9JpGLP+*JL<q>M~`m;B_?+|<01V*T`@)XKz?{9OIS
SoE(LMqWrAX<dWivvEcxu(-xut

diff --git a/q02_confidence_interval/tests/__pycache__/test_q02_confidence_interval.cpython-36.pyc b/q02_confidence_interval/tests/__pycache__/test_q02_confidence_interval.cpython-36.pyc
index c3788ca888768b1814d7bddbf565e723201f41ad..8fef2d1cb32f397a9b5ec8a4730ff0ca03d6354b 100644
GIT binary patch
delta 53
zcmeAX`Y*^~%*)Fazh`gsMvga(a;5qi`MIh3K8a<ShL%PK`r-LS*~JBk$*KCu`6;QJ
J<(b~H0RZE&5=a05

delta 66
zcmew_*dxSY%*)GlBe6AVBgY#??I!(<{M=Oi#H5T&eV6>?(%jU%l4AYzqSVU7lKfo#
V#GD+3f};Ga)Z~)l%|c9X*#Hze7&rg`


From cc20f332ba3cbc7562f1abe19ec86b81abae497c Mon Sep 17 00:00:00 2001
From: Lavi1920 <lavitha1920@gmail.com>
Date: Mon, 5 Nov 2018 14:50:54 +0000
Subject: [PATCH 3/3] Done

---
 .../__pycache__/__init__.cpython-36.pyc       | Bin 174 -> 161 bytes
 q03_t_test/__pycache__/build.cpython-36.pyc   | Bin 523 -> 639 bytes
 q03_t_test/build.py                           |  12 +++++++++++-
 .../tests/__pycache__/__init__.cpython-36.pyc | Bin 180 -> 167 bytes
 .../test_q03_t_test.cpython-36.pyc            | Bin 2307 -> 2294 bytes
 5 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/q03_t_test/__pycache__/__init__.cpython-36.pyc b/q03_t_test/__pycache__/__init__.cpython-36.pyc
index cac7d291ce27aa37820fd1dcd256be95534d4e6d..5f0a16ce3e83cea75af62ea9918a6d552ac07637 100644
GIT binary patch
delta 50
zcmZ3-xR8;<n3tC;e$U?Mi5%u~e)<{txvBa-iDj9FmPQ8p;rT_`#RZAUsrt$JDX9~)
FTmXgs5M}@X

delta 63
zcmZ3;xQ>y-n3tF9(7ooUi5%wI(fS$rxvBbzNg0{?F8Rr&xv6<2#ro+*sg;Q(`MLUu
SIXMaiMfq8&$tA@TV_g8O_ZGVV

diff --git a/q03_t_test/__pycache__/build.cpython-36.pyc b/q03_t_test/__pycache__/build.cpython-36.pyc
index d55dfcffc99b8ed252ef8a44fbaf9847ab10a066..6423504aa9bceee4e2d668ce63001f0eaea09901 100644
GIT binary patch
literal 639
zcmY*W&5qMB5VoD4rtPkTIIP%5$far76B0rokT_6v53B?-hscfHt<y9%wp%DlPvyEV
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H$cX#{^tz`i

literal 523
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mfwqskLXIrkkk{pOlfHvq$mxHpG&H3=3SaEPE(6+UgY*ru=ZXmc

diff --git a/q03_t_test/build.py b/q03_t_test/build.py
index f966b62..e8655cc 100644
--- a/q03_t_test/build.py
+++ b/q03_t_test/build.py
@@ -1,9 +1,19 @@
+# %load q03_t_test/build.py
 # Default imports
 import scipy.stats as stats
 import pandas as pd
+import numpy as np
 
 df = pd.read_csv('data/house_pricing.csv')
 
+def t_statistic(df):
+    houses_OLDT = df[df['Neighborhood']=='OldTown'].GrLivArea
+    p_value = (stats.ttest_1samp(a =houses_OLDT , popmean=df.GrLivArea.mean())).pvalue
+    x= (stats.ttest_1samp(a=df.GrLivArea,popmean=df.GrLivArea.mean())).statistic
+    t = stats.t.cdf(x,df=49)
+    return p_value, np.bool_(t > p_value)
+
+
+
 
-# Enter Code Here
 
diff --git a/q03_t_test/tests/__pycache__/__init__.cpython-36.pyc b/q03_t_test/tests/__pycache__/__init__.cpython-36.pyc
index c48929092cfb36da263304e1c41ce26f2e59ebaa..c4e79a4f7b6337177eefb809b5093d904ec74146 100644
GIT binary patch
delta 50
zcmdnOxSWy0n3tC;e$U?Mi5%u~A^I8lxvBa-iDj9FmPQ8p;rT_`#RZAUsrt$JDX9~)
Fya0(75Pkpv

delta 63
zcmZ3^xP_6!n3tF9Mq+E!L=JQ9ME#8X+*JL<q>M~`m;B_?+|<01V*T`@)XKz?{9OIS
SoE(LMqWrAX<dWivv0eb2Bo=M}

diff --git a/q03_t_test/tests/__pycache__/test_q03_t_test.cpython-36.pyc b/q03_t_test/tests/__pycache__/test_q03_t_test.cpython-36.pyc
index ffd3551b78008c1e5a9bb300105c4015464df97f..24dc67b0b00d5cf89d345d0ba46b42e4801aa309 100644
GIT binary patch
delta 53
zcmZn``X<O>%*)Fazh`gsMvlvja?$!3`MIh3K8a<ShL%PK`r-LS*~JBk$*KCu`6;QJ
J*_i&a0RY&75&8fC

delta 66
zcmew+*et|h%*)GlBe6AVBgbV%?F{{l{M=Oi#H5T&eV6>?(%jU%l4AYzqSVU7lKfo#
W#GD+3f};Ga)Z~)l%|99cvH<`Ih8XDp