### Create a StudySoup account

#### Be part of our community, it's free to join!

Already have a StudySoup account? Login here

# Intro to Statistics STAT 1222

UNCC

GPA 3.52

### View Full Document

## 113

## 0

## Popular in Course

## Popular in Statistics

This 7 page Class Notes was uploaded by Tyshawn Gorczany on Sunday October 25, 2015. The Class Notes belongs to STAT 1222 at University of North Carolina - Charlotte taught by Animikh Biswas in Fall. Since its upload, it has received 113 views. For similar materials see /class/229026/stat-1222-university-of-north-carolina-charlotte in Statistics at University of North Carolina - Charlotte.

## Similar to STAT 1222 at UNCC

## Popular in Statistics

## Reviews for Intro to Statistics

### What is Karma?

#### Karma is the currency of StudySoup.

#### You can buy or earn more Karma at anytime and redeem it for class notes, study guides, flashcards, and more!

Date Created: 10/25/15

TEST 2 Review gem w Stat 1222 1 V Review all relevant quizzes and homeworks 2 The probability distribution of a random variable 1 is as follows a 1234 5 7 194 1 1 25 35 39 2quot a Find the missing probability quot4 1 4 1574 3 v I quot g 3 L 3 2 I b Find the expected Value and the standard deviation of the random variable a c FindPaglt2orxgt4 339 X 131PX7 Z xS quot 2539 39v a39 39 3 Find the zscores that has N 39 0quot 3169 a 985 of the d1 tribution s area to the right gt o a 35 a 33 b 3 217 d 217 e 00 4 39 2 z z 7 b 954 of the distribution s area between z and 2 a 1645 and 1645 b 128 and 128 c 196 and 196 a 2 and 2 e 2575 and 2575 4 Find the following normal probabilities for the given parameters a it 50 02 P5 lt a lt 564 a 95 b 9993 c 05 d 4993 e 1 z b p 1855 925 Pa lt 0 or 43gt 37 gt 02 39 1390 a 0228 b 5228 c 9772 d 9544 e 0456 240 c p 2 500 100 39A random sample of size 100 is drawn Find the probability that the sample I mean a exceeds3975 5 In a recent year the ACT scores for high school students with a 350 to 400 grade point average were normally distributed with a mean of 242 and a standard deviation of 42 a If a state univerSity automatically admits the top 7 of students what is the least score that a student can receive and still be admitted t g 79 a 7 39 b In this same university a student becomes ineligible for admission if he she scores in the bottom 12 What is the minimum score that a student needs to be eligible for admission 0 Find the probability that a randomly chosen high school student has an ACT score between 20 and 284 d If a sample of 25 students are randomly selected nd the probability that the average score of these I students lie between 20 and 284 39P 20 z 52 4 29 L 39 e If 150 students are randomly selected how many will have an ACT score that is more than 284 f What score represents the rst quartile 39 39 6 Section 53 page 244 45 7 The per month rent of houSes in a city are normally distributed with mean rent of 5000 and standard deviation of 300 A random sample of 15 houses is selected a Identify the mean and standard error of the mean rent of the random sample of 15 houses a 5000 300 b 5000 20 c 5000 7746 d 3333333 20 e 3333333 7746 b What is the probability that the mean rent is greater than 5200 39 a 8413 b 1587 c 0049 9974 e 0026 i 9439 quot 2quot 1 z 9395 395390 7395 quot55 02quot L I 5539 23990 ZS 3949 Nquot 3 quot29539 39EOZSquot Howl 1 119 4 75 quot69quot06Z quot V 5 5quot A Z39l w3 5 35w 3 359 V b9qr 5L XFN n 39h I f LL 5 62an VanUK I 2 Z 7 ZDF WZOZW v 10quot W IV 63 I V 7 P99 quot 59 233 20 39 quotw k We 3 I 39 0h quot7373 W Xm Pgtcgt7 5 39 Z lt 032 rwz gt gjgigg B729 23gt392 a a i 2161aq732 Iiifw A 1 C 9 39 0V 3 35v gt2 Z24m1 Exagzzi Mayo Page xgm je gate 90 m I r 2 EMS w x 7 5 s Pg 7 7 5779 a quot e pa1 00 I m y 2 7 25 39 39r 39qiwg aw W443 4 v 39L 39gt t 0067 e 5 quot Zquot Z W 1 939 Z WWW5v z 39sfvsijc I x Zip7 V7 Xquot 30399 6 Mwo t X a w F I 2quot223PZ8 91 Zquot 30 gt cvtc X5 242NVgM39Z 2 H W ij 3e We MM 29 9 e e 39 I I AM Xmd lrw A LIXYy X7 2amp9 f 7272quwzrz 7 W 39 3 gs 39SS7n if I 16 2 watsz 7mXDn 01423 39 r 390X quot 7723 29F C ZL V 5 AL 39 a M v X32 A5249 739 0 Am F ix h Z w m A 6 CgtZ 242393 J1r2 0107 5 quotMale 9quot 7Q 2 QCe39ve F 1 9mm clamj V vm 7 4 X 4 Z r3 WL 24 Z lf21f Ilt74 M 47 MI 7 HY quotquotquot 7 a w I 39 Ma aI w Iquot 1770 z 5 amt Z nality WM W ngg39lf w39z quot 1 9 a 3 524 we h FY 39 f lt 7 i g We 9959 i 39 L x 4 gquot quotl imv amp 9 66 quot W 39m Z39l w H y I t 39 39 002 S U u u me u u W V 390 39 BvaO 9 eZS WZln Z a 4152 9 Witbu h 0w a 25quot 33 I W 39 i T 22 0 39 gap X 6 0 r 1 quot67 2quot 29 fl 5 W4WZ jng I 46 3 26286 M42 74 u 20 2m 924 I 23me a mo my r 4 my s 300 M Pg we X mg 62772 k gt 260 zvo Pgt 29 f7 3 393 11 W quot i Q I w 200 39 D pl quotangtfa wl cm lt W62 Mkz fg 2 x I 2 9 3 i 39 39 Tl c39 9 2 8a Z w 39 I v i n Z J W 125 39 39 It quotv 36 7quot 39Z 0 quot3 39 L 4 39 0quot X w h quot I 4 J j X 31 3 7 3 0 art2s gszoty a 7 039S 39 amp W I MawW as moo mm 2 39 9 39 v 39 c C 6394quot all quot g a 39g 39 gwajoga J5 My 2bww M52 UV Viz II IM39W fBM a aminopun My awquot E3 19 2214 X ftquz r I I r If a 14939 537070 50 7fl IT 39 0 3935 339 Hv r I z 34 39 5 c 39 g 6 1013AM fol2m q 5777 AG jv w W 7 mm 2 W w WW6 m 1 V 11 7a m e m 6 YawA V n J a 3 8g quot01 ma W W w Mle l WW I C39 35 520177 gazzgg7g m 2 5quot539x1439239 1 w 39 391 sZt 0 quot00 77Mi 1 r 7 71 f3 oz 470 lm 63px Zeamm AnyaIMM ZC E39s I M m 39 92 5 M e xxx7 3 WEIWow Fofwzw m 2mg 9 K 335 f MW M x2120 In 7 7 7igj gg7 4 7 Edi 5 5 g Mama 542ng 7 19quot 1 I 39 Er A C 39 Z399zjzzv s U U 39 E 3 2C 90 I Ia 3 M AW nW quot I L I i39ge fvoiI c a V W4 m d twga 124 Eaaw AmtM 6 Eezcwm w z o v mm fwd 3f 23 Keg quotm mu m 0 9 M W mwi39c m V 5 K i 59 M c 3f 1w7v7 Mm m 1 W quot H C 1 3 0quot aveML E zsquotrsquot A 5 M y t c39 2 quot W22 WW 1 Om A wm I in 55 33039 00 L

### BOOM! Enjoy Your Free Notes!

We've added these Notes to your profile, click here to view them now.

### You're already Subscribed!

Looks like you've already subscribed to StudySoup, you won't need to purchase another subscription to get this material. To access this material simply click 'View Full Document'

## Why people love StudySoup

#### "There's no way I would have passed my Organic Chemistry class this semester without the notes and study guides I got from StudySoup."

#### "When you're taking detailed notes and trying to help everyone else out in the class, it really helps you learn and understand the material...plus I made $280 on my first study guide!"

#### "Knowing I can count on the Elite Notetaker in my class allows me to focus on what the professor is saying instead of just scribbling notes the whole time and falling behind."

#### "It's a great way for students to improve their educational experience and it seemed like a product that everybody wants, so all the people participating are winning."

### Refund Policy

#### STUDYSOUP CANCELLATION POLICY

All subscriptions to StudySoup are paid in full at the time of subscribing. To change your credit card information or to cancel your subscription, go to "Edit Settings". All credit card information will be available there. If you should decide to cancel your subscription, it will continue to be valid until the next payment period, as all payments for the current period were made in advance. For special circumstances, please email support@studysoup.com

#### STUDYSOUP REFUND POLICY

StudySoup has more than 1 million course-specific study resources to help students study smarter. If you’re having trouble finding what you’re looking for, our customer support team can help you find what you need! Feel free to contact them here: support@studysoup.com

Recurring Subscriptions: If you have canceled your recurring subscription on the day of renewal and have not downloaded any documents, you may request a refund by submitting an email to support@studysoup.com

Satisfaction Guarantee: If you’re not satisfied with your subscription, you can contact us for further help. Contact must be made within 3 business days of your subscription purchase and your refund request will be subject for review.

Please Note: Refunds can never be provided more than 30 days after the initial purchase date regardless of your activity on the site.